发布时间:2015-03-17 16:15:19
M={r1, r2, r3.......rn}对M进行全排列,并输出。M中元素可能有重复。#include<stdlib.h>void swap(int *a, int *b){ int tmp; tmp = *a; *a = *b; *b = tmp;}int total = 0;void perm(int list[], int k, int n){ int i; &nb.........【阅读全文】
发布时间:2015-03-10 16:44:54
The internal method of download.file() can now handle files larger than 2GB on 32-bit builds which support such files (tested on 32-bit R running on 64-bit Windows).kruskal.test() warns on more types of suspicious input.The as.dendro.........【阅读全文】
发布时间:2015-03-09 21:21:56
import socket#服务器端sock = socket.socket()HOST = '127.0.0.1' #本机IPPORT = 2049INFO = (HOST, PORT) sock.bind(INFO) #绑定主机和端口号到套接字上sock.listen(8) #连接最大为8个try: while True: client_socket, addres.........【阅读全文】