java基本算术运行符 + - * / %

package cn.itjcs.jichu;

public class OperatorDemo {
    public static void main(String[] args) {
        //算术运算符: + - * / %
        int a = 10;
        int b = 3;
        System.out.println(a + b);
        System.out.println(a - b);
        System.out.println(a * b);

        System.out.println(a / b);  //两个整数做除法,结果一定是整数,因为最高类型是整数.
        System.out.println(a * 1.0 / b); //再除不尽时,要取到小数部分,在前部分乘以1.0

        System.out.println(a % b);

        System.out.println("------------------------------");


        //拆分三位数 取出个位,十位,百位
        int data = 996;
        int ge = data % 10;
        System.out.println(ge);

        int shi = data / 10 % 10;
        System.out.println(shi);

        int bai = data / 100;
        System.out.println(bai);
    }
}