Math类

package com.sxt.utils.math;
/*
 * Math类
 */
public class TestMath {
    public static void main(String[] args) {
        System.out.println(Math.ceil(5.2));//向上取整 6.0
        System.out.println(Math.floor(5.2));//向下取整5.0
        System.out.println(Math.max(5.2,4));//两个数的最大值
        System.out.println(Math.min(1,8.8));//两个数的最小值
    }
}