N!
Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others)
Total Submission(s): 75069 Accepted Submission(s): 21870
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
Author
JGShining(极光炫影)
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java大法好~~~
import java.math.BigInteger;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner sca=new Scanner(System.in);
BigInteger res[]=new BigInteger[10000+10];
res[0]=BigInteger.ONE;
for(int i=1;i<10000+1;i++){
res[i]=res[i-1].multiply(BigInteger.valueOf(i));
}
while(sca.hasNext()){
int x=sca.nextInt();
System.out.println(res[x]);
}
}
}