摘要: 穷举法public class practice { public static void main(String[] args) { int a,b,c,d; index:for(int num=1000;num<=9999;num++) { a=num/1000;b=num/100%10;c=n 阅读全文
posted @ 2018-11-20 16:26 wincoming 阅读(890) 评论(0) 推荐(0)