Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 3481 Accepted Submission(s): 1889
1 #include <stdio.h> 2 #include <stdlib.h> 3 int main() 4 { 5 int n; 6 int ans,i; 7 while(~scanf("%d",&n)) 8 { 9 ans=1; 10 if(n>=2009) 11 printf("0\n"); 12 else 13 { 14 for(i=1;i<=n;i++) 15 { 16 ans*=i; 17 ans%=2009; 18 } 19 printf("%d\n",ans); 20 } 21 } 22 return 0; 23 }
HDU 2674 N！Again,布布扣,bubuko.com
原文：http://www.cnblogs.com/yeshadow937/p/3927457.html