java基础-嵌套if

深藏阁楼爱情的钟 2023-06-24 13:25 10阅读 0赞

## java基础-嵌套if ##

package demo01;
    
    import java.util.Scanner;
    
    /**
     * @outhor liu
     * @dare 2019/12/23 15:06
     */
    public class T3 {
        
        public static void main(String[] args) {
        
            /*
            * 嵌套if
            * */
            Scanner scanner = new Scanner(System.in);
            System.out.println("跑步成绩");
            int time=scanner.nextInt();//5
            if(time<=10){
        
                System.out.println("进入决赛");
                System.out.println("请输入男女组");
                String gender=scanner.next();//male //男子
                if("male".equals(gender)){
        
                    System.out.println("男子");
                }else if ("female".equals(gender)){
        
                    System.out.println("女子");
                }else {
        
                    System.out.println("泰国");
                }
            }else {
        
                System.out.println("淘汰");
            }
        }
    }

package demo01;
    
    import java.util.Scanner;
    
    /**
     * @outhor liu
     * @dare 2019/12/23 15:12
     */
    public class T4 {
        
        public static void main(String[] args) {
        
            Scanner scanner = new Scanner(System.in);
            System.out.println("账号");
            int a=scanner.nextInt();
            if(a==1){
        
                System.out.println("请输入密码");
                int b=scanner.nextInt();
                if (b==2){
        
                    System.out.println("登陆成功");
                    System.out.println("请选择要进行的操作");
                    String c=scanner.next();
                    if("de".equals(c)){
        
                        System.out.println("删除成功");
                    }
                }else {
        
                    System.out.println("密码输入错误");
                }
            }else{
        
                System.out.println("账号输入错误");
            }
        }
    }