摘要: #include <iostream> using namespace std; int main() { int t, res, n; res = 0; scanf ("%d", &n); while (n) { res += n / 5; n /= 5; } printf ("%d\n", re 阅读全文
posted @ 2017-08-23 20:32 蒟蒻小白 阅读(154) 评论(0) 推荐(0)