摘要:
import java.util.Scanner; public class Num { public static void main(String[] args) { Scanner input = new Scanner(System.in); System.out.println("请输入一 阅读全文
摘要:
import java.util.Scanner; public class Leng { public static void main(String[] args) { Scanner input=new Scanner(System.in); System.out.print("请输入第一个点 阅读全文