weixin_46592884的博客

idea第一个Java程序

import java.util.Scanner;public class demo_08 {public static void main(String[] args) { Scanner input=new Scanner(System.in); int i=input.nextInt(); //在控制台输入字符switch (i) {case 1: //在控制台输入1则输出 System.out.println("今天出去玩"); break; //不是1则输出default

import java.util.Scanner;public class demo_07 {public static void main(String[] args) { Scanner input =new Scanner(System.in); int i=input.nextInt(); if (i<=10 && i>0) { System.out.println("奖金为"+i*0.1); } else if (i<=20&&am

public class demo_05 {public static void main(String[] args) { int score=20; if (score>=90&&score<=100) { //成绩为90-100 System.out.println("成绩等级为S"); } else if (score>=80&&score<90) { //成绩为80-90 System.out.println("成绩等级为

public class demo_04 {public static void main(String[] args) { int i=20; if (i%2==0) { System.out.println("这个数是偶数"); } else { System.out.println("这个数是奇数"); }}}

public class demo_03 {public static void main(String[] args) { int score = 0; if (score==100) { System.out.println("奖励小明一个遥控车"); } else { System.out.println("没有奖励"); }}}