Write a function to determine if a number is divisible by 15. If a number is divisible by 3 and divisible by 5, then it is divisible by 15.
Previous problem: divisible by 14. Next problem divisible by 16.
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Shortest solution (so far) that keeps to the spirit of the challenge. Code is also easy to read.
Another short solution that keeps to the spirit of the challenge.
Back to basics 9 - Indexed References
Get the elements of diagonal and antidiagonal for any m-by-n matrix
Matlab Basics - Rounding II
Recaman Sequence - I
Lights Out 25 - m x n, q stages, x moves
Dice roll - opposite faces
Lights Out 34 - m x n x o, q stages, with wrapping, x moves
Divisible by n, prime divisors - 11, 13, 17, & 19
Lights Out 9 - 5x5, light-only solution? II
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