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#include
“unp.h”

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#include
<time.h>

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int

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main(int argc,char  **argv)

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{

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int listenfd,connfd;

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struct sockaddr_in
servaddr;

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char
buff [MAXLINE];

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time_t ticks;

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Listenfd=Socket(AF_INET,SOCK_STREAM,0);

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bzero(&servaddr,sizeof(servaddr));

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servaddr.sin_family=AF_INET;

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servaddr.sin_addr.s_addr=htonl(INADDR_ANY);

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servaddr.sin_port=htons(13);

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Bind(listenfd,(SA *)&servaddr,sizeof(servaddr));

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Listen(listenfd,LISTENQ);

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for( ; ; ) {

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connfd=Accept(listenfd,(SA *)NULL,NULL);

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ticks=time(NULL);

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snprintf(buff,sizeof(buff),”%.24s\r\n”,ctime(&ticks));

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Write(connfd,buff,strlen(buff));

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Close(connfd);

哪位大侠能在每行后面加注释，说明该语句功能~！