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这样也RA

Posted by kric at 2007-04-18 21:30:40 on Problem 1604 
#include<iostream>
using namespace std;
int main()
{
	int i,n,s;
	while(cin>>n)
	{
		s=1;
		for(i=1;i<=n;i++)
		{
			s*=i;
			while(s%10==0)
				s/=10;
				s%=100000;
		}
			s%=10;
			printf("%5d -> %d\n",n,s);
	}
	return 1;
}
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