最新JAVA编程题全集(50题及答案) 2(8)

case 1:

case 3:

case 5:

case 7:

case 8:

case 10:

case 12:

days = 31;

break;

case 4:

case 6:

case 9:

case 11:

days = 30;

break;

case 2:

if ((year % 400 == 0) || (year % 4 == 0 && year % 100 != 0)) {

days = 29;

} else {

days = 28;

}

break;

}

d += days;

}

System.out.println(year + "-" + month + "-" + day + "是这年的第" + (d+day) + "天。"); }

}

class input{

public int input() {

int value = 0;

Scanner s = new Scanner(System.in);

value = s.nextInt();

return value;

}

}

【程序15】

题目：输入三个整数x,y,z，请把这三个数由小到大输出。

import java.util.*;

public class lianxi15 {

public static void main(String[] args) {

input fnc = new input();

int x=0, y=0, z=0;

System.out.print("输入第一个数字：");