Write a function to determine if a number is divisible by 14. If a number is divisible by 2 and divisible by 7, then it is divisible by 14.
Previous problem: divisible by 13. Next problem divisible by 15.
Remove any row in which a NaN appears
Check to see if a Sudoku Puzzle is Solved
Use of regexp
Given a window, how many subsets of a vector sum positive
Duplicate each element of a vector.
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Word Distance - Keyboard
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