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.
Remove any row in which a NaN appears
7 segment LED display
Is it an Armstrong number?
Divisible by 5
Lights Out 1 - 5x5, 3 moves
Scrabble Scores - 5
Divisible by n, prime divisors - 11, 13, 17, & 19
Divisible by 14
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