摘要：
public class D1 { public static void main(String[] args) { int []num={10,20,30,40,50}; int num2 []=new int[num.length+1]; for (int i = 0; i < num.leng 阅读全文
摘要：
import java.util.Scanner; public class D1 { public static void main(String[] args) { Scanner input=new Scanner (System.in); System.out.println("输出互换前手 阅读全文