N!
Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 54761 Accepted Submission(s): 15578
Problem Description Given an integer N(0 ≤ N ≤ 10000), your task is to calculate N!
Input One N in one line, process to the end of file.
Output For each N, output N! in one line.
Sample Input
1
2
3
Sample Output
1
2
6求10000以内的阶乘。java+暴力。。。import java.io.*;
import java.util.*;
import java.math.*;
public class Main {
public static void main(String[] args){
Scanner in=new Scanner(System.in);
int n,i;BigInteger ans,t;
while(in.hasNext()){
n=in.nextInt();
ans=new BigInteger("1");
for(i=1;i<=n;i++){
t=new BigInteger(Integer.toString(i));
ans=ans.multiply(t);
}
System.out.println(ans);
}
}
}