HACKERRANK hour-of-code-round-ii

Правка en1, от saisumit, 2017-02-14 00:49:49

Hello people , I am stuck at this problem SITTING ARRANGEMENTS , i read the editorial but couldn't figure why the solution works, if anyone can provide an explanation for the solution , it would be great. Thanks in advance :)

Теги combinations, maths, recursion

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  Rev. Язык Кто Когда Δ Комментарий
en3 Английский saisumit 2017-02-14 00:55:51 6 Tiny change: 'xplanation for the s' -> 'xplanation/proof for the s'
en2 Английский saisumit 2017-02-14 00:52:31 745
en1 Английский saisumit 2017-02-14 00:49:49 353 Initial revision (published)