摘要: import java.util.Arrays;//利用二进制算法进行全排列//count1:170187//count2:291656public class test { public static void main(String[] args) { long start=System.currentTimeMillis(); count2(); long end=System.currentTimeMillis(); System.out.println(end-start); } private static ... 阅读全文
posted @ 2013-06-30 15:06 杨卫 阅读(16131) 评论(0) 推荐(0)