package Jobday08_作业;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.Scanner;
public class Test2 {
public static void main(String[] args) {
System.out.println("求n的阶乘");
int a = new Scanner(System.in).nextInt();
BigInteger s;
s=BigInteger.valueOf(1);
for(int i=1;i<=a;i++){
s= BigInteger.valueOf(i).multiply(s);
}
System.out.println(s);
}
}
import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.Scanner;
public class Test2 {
public static void main(String[] args) {
System.out.println("求n的阶乘");
int a = new Scanner(System.in).nextInt();
BigInteger s;
s=BigInteger.valueOf(1);
for(int i=1;i<=a;i++){
s= BigInteger.valueOf(i).multiply(s);
}
System.out.println(s);
}
}