标签：
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 4016 Accepted Submission(s):
2157
#include<stdio.h>
#include<string.h>
int main()
{
int n,m,j,i,s,t;
while(scanf("%d",&n)!=EOF)
{
if(n>=41)
printf("0\n");
else
{
s=1;
for(i=2;i<=n;i++)
{
s=s%2009*i%2009;
s=s%2009;
}
printf("%d\n",s);
}
}
return 0;
}
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原文地址：http://www.cnblogs.com/tonghao/p/4676233.html
