{"group":{"id":1,"name":"Community","lockable":false,"created_at":"2012-01-18T18:02:15.000Z","updated_at":"2026-05-26T00:16:20.000Z","description":"Problems submitted by members of the MATLAB Central community.","is_default":true,"created_by":161519,"badge_id":null,"featured":false,"trending":false,"solution_count_in_trending_period":0,"trending_last_calculated":"2026-05-26T00:00:00.000Z","image_id":null,"published":true,"community_created":false,"status_id":2,"is_default_group_for_player":false,"deleted_by":null,"deleted_at":null,"restored_by":null,"restored_at":null,"description_opc":null,"description_html":null,"published_at":null},"problems":[{"id":3018,"title":"Calculator spelling - Numbers to Letters","description":"Using the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following numbers can characterize the following letters:\r\n\r\n* 0 = O\r\n* 1 = I\r\n* 2 = Z\r\n* 3 = E\r\n* 4 = h\r\n* 5 = S\r\n* 6 = g\r\n* 7 = L\r\n* 8 = B\r\n\r\nThere are a few other options, but we'll stick with these. The number may be a have a decimal with a leading zero, to produce a trailing O. If this is the case, ignore the decimal point. Write a function that takes a number as input and returns the word spelled (upside down) by the calculator. Make sure to get the case (capital vs. lowercase) right for each number/letter.\r\n\r\nThis problem is related to \u003chttps://www.mathworks.com/matlabcentral/cody/problems/3019-calculator-spelling-letters-to-numbers Problem 3019\u003e.","description_html":"\u003cp\u003eUsing the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following numbers can characterize the following letters:\u003c/p\u003e\u003cul\u003e\u003cli\u003e0 = O\u003c/li\u003e\u003cli\u003e1 = I\u003c/li\u003e\u003cli\u003e2 = Z\u003c/li\u003e\u003cli\u003e3 = E\u003c/li\u003e\u003cli\u003e4 = h\u003c/li\u003e\u003cli\u003e5 = S\u003c/li\u003e\u003cli\u003e6 = g\u003c/li\u003e\u003cli\u003e7 = L\u003c/li\u003e\u003cli\u003e8 = B\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eThere are a few other options, but we'll stick with these. The number may be a have a decimal with a leading zero, to produce a trailing O. If this is the case, ignore the decimal point. Write a function that takes a number as input and returns the word spelled (upside down) by the calculator. Make sure to get the case (capital vs. lowercase) right for each number/letter.\u003c/p\u003e\u003cp\u003eThis problem is related to \u003ca href = \"https://www.mathworks.com/matlabcentral/cody/problems/3019-calculator-spelling-letters-to-numbers\"\u003eProblem 3019\u003c/a\u003e.\u003c/p\u003e","function_template":"function [word] = calc_spell_word(n)\r\n\r\nword = num2str(n);\r\n\r\nend\r\n","test_suite":"%%\r\nn = 35007;\r\ntxt = 'LOOSE';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 77345;\r\ntxt = 'ShELL';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 36138;\r\ntxt = 'BEIgE';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 378806;\r\ntxt = 'gOBBLE';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 376006;\r\ntxt = 'gOOgLE';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 57738461375;\r\ntxt = 'SLEIghBELLS';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 0.7734;\r\ntxt = 'hELLO';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 53045;\r\ntxt = 'ShOES';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 771;\r\ntxt = 'ILL';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 345;\r\ntxt = 'ShE';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 7735;\r\ntxt = 'SELL';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nind = randi(4);\r\nn_arr = [36138 707 7714 57738];\r\nn = n_arr(ind);\r\ntxt_arr = {'BEIgE','LOL','hILL','BELLS'};\r\ntxt = txt_arr{ind};\r\nassert(isequal(calc_spell_word(n),txt))\r\n","published":true,"deleted":false,"likes_count":3,"comments_count":0,"created_by":26769,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":74,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":32,"created_at":"2015-02-14T22:05:44.000Z","updated_at":"2026-05-24T16:38:57.000Z","published_at":"2015-02-14T22:05:44.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eUsing the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following numbers can characterize the following letters:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e0 = O\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1 = I\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e2 = Z\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e3 = E\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e4 = h\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e5 = S\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e6 = g\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e7 = L\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e8 = B\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThere are a few other options, but we'll stick with these. The number may be a have a decimal with a leading zero, to produce a trailing O. If this is the case, ignore the decimal point. Write a function that takes a number as input and returns the word spelled (upside down) by the calculator. Make sure to get the case (capital vs. lowercase) right for each number/letter.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThis problem is related to\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:hyperlink w:docLocation=\\\"https://www.mathworks.com/matlabcentral/cody/problems/3019-calculator-spelling-letters-to-numbers\\\"\u003e\u003cw:r\u003e\u003cw:t\u003eProblem 3019\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:hyperlink\u003e\u003cw:r\u003e\u003cw:t\u003e.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":3019,"title":"Calculator spelling - Letters to Numbers","description":"Using the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following numbers can characterize the following letters:\r\n\r\n* 0 = O\r\n* 1 = I\r\n* 2 = Z\r\n* 3 = E\r\n* 4 = h\r\n* 5 = S\r\n* 6 = g\r\n* 7 = L\r\n* 8 = B\r\n\r\nThere are a few other options, but we'll stick with these. If the word has a trailing O, the number will need a decimal point to produce a leading zero. Write a function that takes a word (upside down) as input and returns the number entered into the calculator.\r\n\r\nThis problem is related to \u003chttps://www.mathworks.com/matlabcentral/cody/problems/3018-calculator-spelling-numbers-to-letters Problem 3018\u003e.","description_html":"\u003cp\u003eUsing the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following numbers can characterize the following letters:\u003c/p\u003e\u003cul\u003e\u003cli\u003e0 = O\u003c/li\u003e\u003cli\u003e1 = I\u003c/li\u003e\u003cli\u003e2 = Z\u003c/li\u003e\u003cli\u003e3 = E\u003c/li\u003e\u003cli\u003e4 = h\u003c/li\u003e\u003cli\u003e5 = S\u003c/li\u003e\u003cli\u003e6 = g\u003c/li\u003e\u003cli\u003e7 = L\u003c/li\u003e\u003cli\u003e8 = B\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eThere are a few other options, but we'll stick with these. If the word has a trailing O, the number will need a decimal point to produce a leading zero. Write a function that takes a word (upside down) as input and returns the number entered into the calculator.\u003c/p\u003e\u003cp\u003eThis problem is related to \u003ca href = \"https://www.mathworks.com/matlabcentral/cody/problems/3018-calculator-spelling-numbers-to-letters\"\u003eProblem 3018\u003c/a\u003e.\u003c/p\u003e","function_template":"function [n] = calc_spell_num(word)\r\n\r\nn = str2num(word);\r\n\r\nend\r\n","test_suite":"%%\r\nn = 35007;\r\nword = 'LOOSE';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 77345;\r\nword = 'ShELL';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 36138;\r\nword = 'BEIgE';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 378806;\r\nword = 'gOBBLE';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 376006;\r\nword = 'gOOgLE';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 57738461375;\r\nword = 'SLEIghBELLS';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 0.7734;\r\nword = 'hELLO';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 53045;\r\nword = 'ShOES';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 771;\r\nword = 'ILL';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 345;\r\nword = 'ShE';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 7735;\r\nword = 'SELL';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nind = randi(4);\r\nn_arr = [36138 707 7714 57738];\r\nn = n_arr(ind);\r\nword_arr = {'BEIgE','LOL','hILL','BELLS'};\r\nword = word_arr{ind};\r\nassert(isequal(calc_spell_num(word),n))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":26769,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":70,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":32,"created_at":"2015-02-14T22:18:14.000Z","updated_at":"2026-05-24T16:39:14.000Z","published_at":"2015-02-14T22:18:14.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eUsing the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following numbers can characterize the following letters:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e0 = O\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1 = I\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e2 = Z\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e3 = E\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e4 = h\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e5 = S\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e6 = g\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e7 = L\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e8 = B\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThere are a few other options, but we'll stick with these. If the word has a trailing O, the number will need a decimal point to produce a leading zero. Write a function that takes a word (upside down) as input and returns the number entered into the calculator.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThis problem is related to\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:hyperlink w:docLocation=\\\"https://www.mathworks.com/matlabcentral/cody/problems/3018-calculator-spelling-numbers-to-letters\\\"\u003e\u003cw:r\u003e\u003cw:t\u003eProblem 3018\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:hyperlink\u003e\u003cw:r\u003e\u003cw:t\u003e.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":44293,"title":"Write out numbers in words","description":"Write out numbers in words ( range [0-9999] ) with British spelling rules. For example;\r\n1 \u003e one\r\n56 \u003e fifty-six\r\n100 \u003e one hundred\r\n105 \u003e one hundred and five\r\n245 \u003e two hundred and forty-five\r\n1520 \u003e one thousand, five hundred and twenty\r\n9999 \u003e nine thousand, nine hundred and ninety-nine (maximum)","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 174.033px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 87.0167px; transform-origin: 407px 87.0167px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 268px 8px; transform-origin: 268px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eWrite out numbers in words ( range [0-9999] ) with British spelling rules. For example;\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cul style=\"block-size: 143.033px; counter-reset: list-item 0; font-family: Helvetica, Arial, sans-serif; list-style-type: square; margin-block-end: 20px; margin-block-start: 10px; margin-bottom: 20px; margin-top: 10px; perspective-origin: 391px 71.5167px; transform-origin: 391px 71.5167px; margin-top: 10px; margin-bottom: 20px; \"\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 24px 8px; transform-origin: 24px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1 \u0026gt; one\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 37.5px 8px; transform-origin: 37.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e56 \u0026gt; fifty-six\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 60.5px 8px; transform-origin: 60.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e100 \u0026gt; one hundred\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 87.5px 8px; transform-origin: 87.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e105 \u0026gt; one hundred and five\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 102.5px 8px; transform-origin: 102.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e245 \u0026gt; two hundred and forty-five\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 147px 8px; transform-origin: 147px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1520 \u0026gt; one thousand, five hundred and twenty\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 202px 8px; transform-origin: 202px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e9999 \u0026gt; nine thousand, nine hundred and ninety-nine (maximum)\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003c/ul\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = num2words(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nfiletext = fileread('num2words.m');\r\nassert(isempty(strfind(filetext, 'six hundred and seventy-nine')))\r\nassert(isempty(strfind(filetext, 'one thousand, five hundred and twenty')))\r\n\r\n%%\r\nx = 0;\r\ny_correct = 'zero';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 1;\r\ny_correct = 'one';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 11;\r\ny_correct = 'eleven';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 56;\r\ny_correct = 'fifty-six'\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%%\r\nx = 100;\r\ny_correct = 'one hundred';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%%\r\nx = 105;\r\ny_correct = 'one hundred and five';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 245;\r\ny_correct = 'two hundred and forty-five';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%%\r\nx = 679;\r\ny_correct = 'six hundred and seventy-nine';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 1000;\r\ny_correct = 'one thousand';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 1520;\r\ny_correct = 'one thousand, five hundred and twenty';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%%\r\nx = 2357;\r\ny_correct = 'two thousand, three hundred and fifty-seven';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 3001;\r\ny_correct = 'three thousand and one';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 4321;\r\ny_correct = 'four thousand, three hundred and twenty-one';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 7030;\r\ny_correct = 'seven thousand and thirty';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% maximum value\r\nx = 9999;\r\ny_correct = 'nine thousand, nine hundred and ninety-nine';\r\nassert(isequal(num2words(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":3,"created_by":8703,"edited_by":223089,"edited_at":"2023-03-26T13:36:41.000Z","deleted_by":null,"deleted_at":null,"solvers_count":13,"test_suite_updated_at":"2023-03-26T13:36:41.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2017-09-01T17:46:19.000Z","updated_at":"2026-05-29T03:45:47.000Z","published_at":"2017-09-01T17:46:19.000Z","restored_at":"2017-09-11T18:42:34.000Z","restored_by":null,"spam":null,"simulink":false,"admin_reviewed":true,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eWrite out numbers in words ( range [0-9999] ) with British spelling rules. For example;\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1 \u0026gt; one\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e56 \u0026gt; fifty-six\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e100 \u0026gt; one hundred\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e105 \u0026gt; one hundred and five\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e245 \u0026gt; two hundred and forty-five\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1520 \u0026gt; one thousand, five hundred and twenty\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e9999 \u0026gt; nine thousand, nine hundred and ninety-nine (maximum)\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"}],"problem_search":{"problems":[{"id":3018,"title":"Calculator spelling - Numbers to Letters","description":"Using the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following numbers can characterize the following letters:\r\n\r\n* 0 = O\r\n* 1 = I\r\n* 2 = Z\r\n* 3 = E\r\n* 4 = h\r\n* 5 = S\r\n* 6 = g\r\n* 7 = L\r\n* 8 = B\r\n\r\nThere are a few other options, but we'll stick with these. The number may be a have a decimal with a leading zero, to produce a trailing O. If this is the case, ignore the decimal point. Write a function that takes a number as input and returns the word spelled (upside down) by the calculator. Make sure to get the case (capital vs. lowercase) right for each number/letter.\r\n\r\nThis problem is related to \u003chttps://www.mathworks.com/matlabcentral/cody/problems/3019-calculator-spelling-letters-to-numbers Problem 3019\u003e.","description_html":"\u003cp\u003eUsing the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following numbers can characterize the following letters:\u003c/p\u003e\u003cul\u003e\u003cli\u003e0 = O\u003c/li\u003e\u003cli\u003e1 = I\u003c/li\u003e\u003cli\u003e2 = Z\u003c/li\u003e\u003cli\u003e3 = E\u003c/li\u003e\u003cli\u003e4 = h\u003c/li\u003e\u003cli\u003e5 = S\u003c/li\u003e\u003cli\u003e6 = g\u003c/li\u003e\u003cli\u003e7 = L\u003c/li\u003e\u003cli\u003e8 = B\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eThere are a few other options, but we'll stick with these. The number may be a have a decimal with a leading zero, to produce a trailing O. If this is the case, ignore the decimal point. Write a function that takes a number as input and returns the word spelled (upside down) by the calculator. Make sure to get the case (capital vs. lowercase) right for each number/letter.\u003c/p\u003e\u003cp\u003eThis problem is related to \u003ca href = \"https://www.mathworks.com/matlabcentral/cody/problems/3019-calculator-spelling-letters-to-numbers\"\u003eProblem 3019\u003c/a\u003e.\u003c/p\u003e","function_template":"function [word] = calc_spell_word(n)\r\n\r\nword = num2str(n);\r\n\r\nend\r\n","test_suite":"%%\r\nn = 35007;\r\ntxt = 'LOOSE';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 77345;\r\ntxt = 'ShELL';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 36138;\r\ntxt = 'BEIgE';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 378806;\r\ntxt = 'gOBBLE';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 376006;\r\ntxt = 'gOOgLE';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 57738461375;\r\ntxt = 'SLEIghBELLS';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 0.7734;\r\ntxt = 'hELLO';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 53045;\r\ntxt = 'ShOES';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 771;\r\ntxt = 'ILL';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 345;\r\ntxt = 'ShE';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nn = 7735;\r\ntxt = 'SELL';\r\nassert(isequal(calc_spell_word(n),txt))\r\n\r\n%%\r\nind = randi(4);\r\nn_arr = [36138 707 7714 57738];\r\nn = n_arr(ind);\r\ntxt_arr = {'BEIgE','LOL','hILL','BELLS'};\r\ntxt = txt_arr{ind};\r\nassert(isequal(calc_spell_word(n),txt))\r\n","published":true,"deleted":false,"likes_count":3,"comments_count":0,"created_by":26769,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":74,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":32,"created_at":"2015-02-14T22:05:44.000Z","updated_at":"2026-05-24T16:38:57.000Z","published_at":"2015-02-14T22:05:44.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eUsing the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following numbers can characterize the following letters:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e0 = O\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1 = I\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e2 = Z\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e3 = E\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e4 = h\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e5 = S\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e6 = g\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e7 = L\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e8 = B\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThere are a few other options, but we'll stick with these. The number may be a have a decimal with a leading zero, to produce a trailing O. If this is the case, ignore the decimal point. Write a function that takes a number as input and returns the word spelled (upside down) by the calculator. Make sure to get the case (capital vs. lowercase) right for each number/letter.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThis problem is related to\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:hyperlink w:docLocation=\\\"https://www.mathworks.com/matlabcentral/cody/problems/3019-calculator-spelling-letters-to-numbers\\\"\u003e\u003cw:r\u003e\u003cw:t\u003eProblem 3019\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:hyperlink\u003e\u003cw:r\u003e\u003cw:t\u003e.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":3019,"title":"Calculator spelling - Letters to Numbers","description":"Using the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following numbers can characterize the following letters:\r\n\r\n* 0 = O\r\n* 1 = I\r\n* 2 = Z\r\n* 3 = E\r\n* 4 = h\r\n* 5 = S\r\n* 6 = g\r\n* 7 = L\r\n* 8 = B\r\n\r\nThere are a few other options, but we'll stick with these. If the word has a trailing O, the number will need a decimal point to produce a leading zero. Write a function that takes a word (upside down) as input and returns the number entered into the calculator.\r\n\r\nThis problem is related to \u003chttps://www.mathworks.com/matlabcentral/cody/problems/3018-calculator-spelling-numbers-to-letters Problem 3018\u003e.","description_html":"\u003cp\u003eUsing the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following numbers can characterize the following letters:\u003c/p\u003e\u003cul\u003e\u003cli\u003e0 = O\u003c/li\u003e\u003cli\u003e1 = I\u003c/li\u003e\u003cli\u003e2 = Z\u003c/li\u003e\u003cli\u003e3 = E\u003c/li\u003e\u003cli\u003e4 = h\u003c/li\u003e\u003cli\u003e5 = S\u003c/li\u003e\u003cli\u003e6 = g\u003c/li\u003e\u003cli\u003e7 = L\u003c/li\u003e\u003cli\u003e8 = B\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eThere are a few other options, but we'll stick with these. If the word has a trailing O, the number will need a decimal point to produce a leading zero. Write a function that takes a word (upside down) as input and returns the number entered into the calculator.\u003c/p\u003e\u003cp\u003eThis problem is related to \u003ca href = \"https://www.mathworks.com/matlabcentral/cody/problems/3018-calculator-spelling-numbers-to-letters\"\u003eProblem 3018\u003c/a\u003e.\u003c/p\u003e","function_template":"function [n] = calc_spell_num(word)\r\n\r\nn = str2num(word);\r\n\r\nend\r\n","test_suite":"%%\r\nn = 35007;\r\nword = 'LOOSE';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 77345;\r\nword = 'ShELL';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 36138;\r\nword = 'BEIgE';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 378806;\r\nword = 'gOBBLE';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 376006;\r\nword = 'gOOgLE';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 57738461375;\r\nword = 'SLEIghBELLS';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 0.7734;\r\nword = 'hELLO';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 53045;\r\nword = 'ShOES';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 771;\r\nword = 'ILL';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 345;\r\nword = 'ShE';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nn = 7735;\r\nword = 'SELL';\r\nassert(isequal(calc_spell_num(word),n))\r\n\r\n%%\r\nind = randi(4);\r\nn_arr = [36138 707 7714 57738];\r\nn = n_arr(ind);\r\nword_arr = {'BEIgE','LOL','hILL','BELLS'};\r\nword = word_arr{ind};\r\nassert(isequal(calc_spell_num(word),n))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":0,"created_by":26769,"edited_by":null,"edited_at":null,"deleted_by":null,"deleted_at":null,"solvers_count":70,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":32,"created_at":"2015-02-14T22:18:14.000Z","updated_at":"2026-05-24T16:39:14.000Z","published_at":"2015-02-14T22:18:14.000Z","restored_at":null,"restored_by":null,"spam":false,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eUsing the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following numbers can characterize the following letters:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e0 = O\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1 = I\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e2 = Z\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e3 = E\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e4 = h\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e5 = S\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e6 = g\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e7 = L\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e8 = B\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThere are a few other options, but we'll stick with these. If the word has a trailing O, the number will need a decimal point to produce a leading zero. Write a function that takes a word (upside down) as input and returns the number entered into the calculator.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eThis problem is related to\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:hyperlink w:docLocation=\\\"https://www.mathworks.com/matlabcentral/cody/problems/3018-calculator-spelling-numbers-to-letters\\\"\u003e\u003cw:r\u003e\u003cw:t\u003eProblem 3018\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:hyperlink\u003e\u003cw:r\u003e\u003cw:t\u003e.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"},{"id":44293,"title":"Write out numbers in words","description":"Write out numbers in words ( range [0-9999] ) with British spelling rules. For example;\r\n1 \u003e one\r\n56 \u003e fifty-six\r\n100 \u003e one hundred\r\n105 \u003e one hundred and five\r\n245 \u003e two hundred and forty-five\r\n1520 \u003e one thousand, five hundred and twenty\r\n9999 \u003e nine thousand, nine hundred and ninety-nine (maximum)","description_html":"\u003cdiv style = \"text-align: start; line-height: 20.4333px; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: rgb(0, 0, 0); white-space: normal; \"\u003e\u003cdiv style=\"block-size: 174.033px; display: block; min-width: 0px; padding-block-start: 0px; padding-top: 0px; perspective-origin: 407px 87.0167px; transform-origin: 407px 87.0167px; vertical-align: baseline; \"\u003e\u003cdiv style=\"block-size: 21px; font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-block-end: 9px; margin-block-start: 2px; margin-bottom: 9px; margin-inline-end: 10px; margin-inline-start: 4px; margin-left: 4px; margin-right: 10px; margin-top: 2px; perspective-origin: 384px 10.5px; text-align: left; transform-origin: 384px 10.5px; white-space: pre-wrap; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; \"\u003e\u003cspan style=\"block-size: auto; display: inline; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-end: 0px; margin-inline-start: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 268px 8px; transform-origin: 268px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003eWrite out numbers in words ( range [0-9999] ) with British spelling rules. For example;\u003c/span\u003e\u003c/span\u003e\u003c/div\u003e\u003cul style=\"block-size: 143.033px; counter-reset: list-item 0; font-family: Helvetica, Arial, sans-serif; list-style-type: square; margin-block-end: 20px; margin-block-start: 10px; margin-bottom: 20px; margin-top: 10px; perspective-origin: 391px 71.5167px; transform-origin: 391px 71.5167px; margin-top: 10px; margin-bottom: 20px; \"\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 24px 8px; transform-origin: 24px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1 \u0026gt; one\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 37.5px 8px; transform-origin: 37.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e56 \u0026gt; fifty-six\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 60.5px 8px; transform-origin: 60.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e100 \u0026gt; one hundred\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 87.5px 8px; transform-origin: 87.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e105 \u0026gt; one hundred and five\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 102.5px 8px; transform-origin: 102.5px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e245 \u0026gt; two hundred and forty-five\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 147px 8px; transform-origin: 147px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e1520 \u0026gt; one thousand, five hundred and twenty\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003cli style=\"background-position-x: 0px; background-position-y: 50%; block-size: 20.4333px; counter-reset: none; display: list-item; margin-block-end: 0px; margin-block-start: 0px; margin-bottom: 0px; margin-inline-start: 56px; margin-left: 56px; margin-top: 0px; perspective-origin: 363px 10.2167px; text-align: left; transform-origin: 363px 10.2167px; white-space: pre-wrap; margin-left: 56px; \"\u003e\u003cspan style=\"background-position-x: 0%; background-position-y: 0%; block-size: auto; display: inline; margin-inline-start: 0px; margin-left: 0px; perspective-origin: 202px 8px; transform-origin: 202px 8px; unicode-bidi: normal; \"\u003e\u003cspan style=\"\"\u003e9999 \u0026gt; nine thousand, nine hundred and ninety-nine (maximum)\u003c/span\u003e\u003c/span\u003e\u003c/li\u003e\u003c/ul\u003e\u003c/div\u003e\u003c/div\u003e","function_template":"function y = num2words(x)\r\n  y = x;\r\nend","test_suite":"%%\r\nfiletext = fileread('num2words.m');\r\nassert(isempty(strfind(filetext, 'six hundred and seventy-nine')))\r\nassert(isempty(strfind(filetext, 'one thousand, five hundred and twenty')))\r\n\r\n%%\r\nx = 0;\r\ny_correct = 'zero';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 1;\r\ny_correct = 'one';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 11;\r\ny_correct = 'eleven';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 56;\r\ny_correct = 'fifty-six'\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%%\r\nx = 100;\r\ny_correct = 'one hundred';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%%\r\nx = 105;\r\ny_correct = 'one hundred and five';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 245;\r\ny_correct = 'two hundred and forty-five';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%%\r\nx = 679;\r\ny_correct = 'six hundred and seventy-nine';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 1000;\r\ny_correct = 'one thousand';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 1520;\r\ny_correct = 'one thousand, five hundred and twenty';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%%\r\nx = 2357;\r\ny_correct = 'two thousand, three hundred and fifty-seven';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 3001;\r\ny_correct = 'three thousand and one';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 4321;\r\ny_correct = 'four thousand, three hundred and twenty-one';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% \r\nx = 7030;\r\ny_correct = 'seven thousand and thirty';\r\nassert(isequal(num2words(x),y_correct))\r\n\r\n%% maximum value\r\nx = 9999;\r\ny_correct = 'nine thousand, nine hundred and ninety-nine';\r\nassert(isequal(num2words(x),y_correct))\r\n","published":true,"deleted":false,"likes_count":1,"comments_count":3,"created_by":8703,"edited_by":223089,"edited_at":"2023-03-26T13:36:41.000Z","deleted_by":null,"deleted_at":null,"solvers_count":13,"test_suite_updated_at":"2023-03-26T13:36:41.000Z","rescore_all_solutions":false,"group_id":1,"created_at":"2017-09-01T17:46:19.000Z","updated_at":"2026-05-29T03:45:47.000Z","published_at":"2017-09-01T17:46:19.000Z","restored_at":"2017-09-11T18:42:34.000Z","restored_by":null,"spam":null,"simulink":false,"admin_reviewed":true,"description_opc":"{\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eWrite out numbers in words ( range [0-9999] ) with British spelling rules. For example;\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1 \u0026gt; one\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e56 \u0026gt; fifty-six\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e100 \u0026gt; one hundred\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e105 \u0026gt; one hundred and five\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e245 \u0026gt; two hundred and forty-five\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e1520 \u0026gt; one thousand, five hundred and twenty\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"ListParagraph\\\"/\u003e\u003cw:numPr\u003e\u003cw:numId w:val=\\\"1\\\"/\u003e\u003c/w:numPr\u003e\u003cw:jc w:val=\\\"left\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e9999 \u0026gt; nine thousand, nine hundred and ninety-nine (maximum)\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\",\"relationship\":null}],\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"target\":\"/matlab/document.xml\",\"relationshipId\":\"rId1\"}]}"}],"errors":[],"facets":[[{"value":"Strings III","count":2,"selected":false}],[{"value":"medium","count":2,"selected":false},{"value":"hard","count":1,"selected":false}]],"term":"tag:\"spell\"","page":1,"per_page":50,"sort":"map(difficulty_value,0,0,999) asc"}}