Risolto
Back to basics 22 - Rotate a matrix
Covering some basic topics I haven't seen elsewhere on Cody. Rotate the input matrix 90 degrees counterclockwise (e.g. [1 2; ...
oltre 11 anni fa
Risolto
Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...
oltre 11 anni fa
Risolto
Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12
oltre 11 anni fa
Risolto
Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];
oltre 11 anni fa
Risolto
Counting Money
Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: $99,999.99. E...
oltre 11 anni fa
Risolto
Find the longest sequence of 1's in a binary sequence.
Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...
oltre 11 anni fa
Inviato
Parses a matrix of pairwise comparisons into a string.
This function parses a matrix of pairwise comparisons into a string.
oltre 11 anni fa | 71 download |
Inviato
Parse string of comparisons into a matrix
This function parses a string of pairwise comparisons into a matrix of graph.
oltre 11 anni fa | 95 download |
Inviato
'ismember' for cell arrays with various data types
'cellismember' is a function that performs 'ismember' on cell arrays with various data types
oltre 11 anni fa | 208 download |
Inviato
Unique for cell array of string
This function 'uniqueStrCell' performs 'unique' for cell array of string.
oltre 11 anni fa | 772 download |
Risolto
Sorted highest to lowest?
Return 1 if the input is sorted from highest to lowest, 0 if not. Example: 1:7 -> 0 [7 5 2] -> 1
oltre 11 anni fa
Risolto
Find the sum of the elements in the "second" diagonal
Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.
oltre 11 anni fa
Risolto
Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...
oltre 11 anni fa
Risolto
De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...
oltre 11 anni fa
Risolto
Lightning strike distance: Writing a function
Write a function named LightningDistance that outputs "distance" given input "seconds". Seconds is the time from seeing lightnin...
oltre 11 anni fa
Risolto
Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...
oltre 11 anni fa
Risolto
Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...
oltre 11 anni fa
Risolto
Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...
oltre 11 anni fa
Risolto
Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...
oltre 11 anni fa
Risolto
Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...
oltre 11 anni fa
Risolto
The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".
oltre 11 anni fa
Risolto
radius of a spherical planet
you just measured its surface area, that is the input.
oltre 11 anni fa
Risolto
Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.
oltre 11 anni fa
Risolto
Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...
oltre 11 anni fa
Inviato
Detect TextGrid Encoding
Detect the text encoding method of a PRAAT .TextGrid file.
oltre 11 anni fa | 281 download |
Risolto
Pascal's Triangle
Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...
oltre 11 anni fa
Risolto
Pizza value using expression with parentheses
Pizza prices are typically listed by diameter, rather than the more relevant feature of area. Compute a pizza's value (cost per ...
oltre 11 anni fa
Risolto
Fahrenheit to Celsius using multiple statements
Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...
oltre 11 anni fa
Risolto
How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...
oltre 11 anni fa