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10ответов
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Sum of digits of a factorial

Link to the original problem It's not a homework question. I just thought that someone might know a real solution to this problem. I was on a programming contest back in 2004, and there was this problem: Given n, find sum of digits of n!. n can be from 0 to 10000. Time limit: 1 second. I th...

0
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3ответов
324 просмотров

My 'cout' isn't giving correct value - why?

Simple "sum of digits" code. It compiles but when executed, the last cout gives a "0" for the num int rather than the actual user-input number. Feel free to copy and paste this into your own compiler, if you're so inclined, to see what I mean. How can I get this to output the correct "num" val...

41
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18ответов
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Сумма цифр в C #

Какая реализация вычисления суммы цифр самая быстрая и легкая для чтения? Т.е. Учитывая число: 17463 = 1 + 7 + 4 + 6 + 3 = 21