这样写会超时
所以
🏳️🌈🏳️🌈🏳️🌈🏳️🌈🏳️🌈🏳️🌈
class Solution { public: int trailingZeroes(int n) { int ans = 0; for (int i = 5; i <= n; i += 5) { for (int x = i; x % 5 == 0; x /= 5) { ++ans; } } return ans; } };
这样写会超时
所以
🏳️🌈🏳️🌈🏳️🌈🏳️🌈🏳️🌈🏳️🌈
class Solution { public: int trailingZeroes(int n) { int ans = 0; for (int i = 5; i <= n; i += 5) { for (int x = i; x % 5 == 0; x /= 5) { ++ans; } } return ans; } };
