java 第12节 基本算术运算符与模运算符

package com.java1995;
/**
 * 基本算术运算符
 * @author Administrator
 *
 */
public class Test {
    public static void main(String[] args){
        //声明2个int类型变量
        int i1=7;
        int i2=2;
        System.out.println("基本运算符演示，整数类型");
        System.out.println("i1="+i1+" i2="+i2);
        System.out.println("i1+i2="+(i1+i2));
        System.out.println("i1-i2="+(i1-i2));
        System.out.println("i1*i2="+(i1*i2));
        System.out.println("i1/i2="+((double)i1/i2));
        System.out.println("i1%i2="+(i1%i2));
        
        //声明2个double类型变量
        double d1=8.0;
        double d2=2.5;
        System.out.println("基本运算符演示，浮点类型");
        System.out.println("d1="+d1+" d2="+d2);
        System.out.println("d1+d2="+(d1+d2));
        System.out.println("d1-d2="+(d1-d2));
        System.out.println("d1*d2="+(d1*d2));
        System.out.println("d1/d2="+(d1/d2));
    }

}

package com.java1995;
/**
 * 模运算符
 * @author Administrator
 *
 */
public class Test2 {
    public static void main(String[] args){
        int i1=5;
        int i2=2;
        
        double d1=2.4;
        double d2=1.1;
        
        System.out.println("int i1="+i1+"i2="+i2);
        System.out.println("double d1="+d1+" d2="+d2);
        
        System.out.println("i1%i2="+(i1%i2));
        System.out.println("i1%d1="+(i1%d1));
        System.out.println("d1%d2="+(d1%d2));
        System.out.println("d1%i2="+(d1%i2));
    }

}