L1-084 拯救外星人 - java

题目解析

给定两个正整数 求其和的阶乘

解题思路

A+B的阶乘运算

代码

import java.io.*;
import java.math.*;
import java.util.*;

public class Main
{

	public static void main(String[] args)
	{
		int a = sc.nextInt(), b = sc.nextInt();

		int mul = 1;
		for (int i = 1; i <= a + b; i++)
			mul = mul * i;
		out.println(mul);

		out.flush();
		out.close();
	}

	static Scanner sc = new Scanner(System.in);
	static PrintWriter out = new PrintWriter(System.out);
}


阶乘


团体程序设计天梯赛-练习集-java

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