第一周上机练习

1.
package
Class; public class Class1 { public static void main(String[] args) { // TODO Auto-generated method stub Student s1=new Student(193230310, 03, "兰佳淇"); s1.shuchu(); } } class Student{ int xuehao,banji; String xingming; public Student(int xuehao, int banji, String xingming) { super(); this.xuehao = xuehao; this.banji = banji; this.xingming = xingming; } void shuchu(){ System.out.println("学号:"+xuehao+" "+"班级:"+banji+" "+"姓名:"+xingming); } }

2.
package
Class; public class Class1 { public static void main(String[] args) { // TODO Auto-generated method stub System.out.println(" "+" "+" "+" "+"*"+" "+" "+" "+" "); System.out.println(" "+" "+"*"+" "+"*"+" "+"*"+" "+" "); System.out.println("*"+" "+"*"+" "+"*"+" "+"*"+" "+"*"); System.out.println(" "+" "+"*"+" "+"*"+" "+"*"+" "+" "); System.out.println(" "+" "+" "+" "+"*"+" "+" "+" "+" "); } }

3.

package Class;

public class Class1 {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
     Sum s1=new Sum(5, 8);
     s1.shuchu();
    }

}
class Sum{
    int a,b;
   
    public Sum(int a, int b) {
        super();
        this.a = a;
        this.b = b;
    }

    void shuchu(){
        int sum;
        sum=a*a+b*b;
        System.out.println(sum);
    }
}

posted @ 2021-03-07 21:06  兰佳淇  阅读(27)  评论(0编辑  收藏  举报