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题目意思

Posted by luchenqun at 2010-08-02 13:12:17 on Problem 1401
看了很久,才知道就是求n!后面0的个数。
#include<iostream>
using namespace std;
int main()
{
	int t,n;
	cin>>t;
	for(int i=0;i<t;++i)
	{
		cin>>n;
		int total=0;
		for(int i=5;i<=n;i*=5)
			total+=n/i;
		cout<<total<<endl;
	}
	return 0;
}

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