package TIANPAN;

/**

 * 此处为文档注释

 *

 * @author 田攀 微信382477247

 */

public class TestDemo {

    public static void main(String[] args) {

        int numA = 10;

        int numB = 20;

        System.out.println("加法计算：" + (numA + numB));

        System.out.println("减法计算：" + (numA - numB));

        System.out.println("乘法计算：" + (numA * numB));

        System.out.println("除法计算：" + (numA / (double) numB));

    }

}