java面向对象之算数运算符的运用

package myTest;

import java.util.Scanner;

public class Lesson3 {

/**
* author荀小贱
* 输入一个两位数，将个位与十位调换
* 目的:巩固算数运算符的运用
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner sc = new Scanner(System.in);
System.out.println("请输入一个两位数");
int s = sc.nextInt();
int num = s%10*10+s/10;
System.out.println("转换后的两位数为:" + num);

}

}