摘要：package mypackage; import java.util.*; class YangHui { public static void main(String[] args) { System.out.println("请输入层数："); int c; //定义一个变量输入杨辉三角的层数 阅读全文

摘要：package test; import java.uti1.Scanner; public class test1{ public static void main（String[] args）{ int n; Scanner s=new Scanner(System.in); n=s.nextI 阅读全文