#include<iostream.h>
#include<winsock2.h>
#include<windows.h>
#include<stdio.h>
#include<conio.h>

int main( void )

 {

 struct sockaddr_in local;

 int s;

 int s1;

 int rc;

 char buf[ 1 ] ;

 local.sin_family = AF_INET;

 local.sin_port = htons( 7500 );

 local.sin_addr.s_addr = htonl( INADDR_ANY );

 s = socket( AF_INET, SOCK_STREAM, 0 );

 if ( s < 0 )

 {

 perror( "&#238;&#248;&#232;&#225;&#234;&#224; &#226;&#251;&#231;&#238;&#226;&#224; socket" );

 exit( 1 ) ;

 }

 rc = bind( s, ( struct sockaddr * )&local, sizeof( local ) );

 if ( rc < 0 )

 {

 perror( "&#238;&#248;&#232;&#225;&#234;&#224; &#226;&#251;&#231;&#238;&#226;&#224; bind" );

 exit( 1 );

 }

 rc = listen( s, 5 );

 if ( rc )

 {

 perror( "&#238;&#248;&#232;&#225;&#234;&#224; &#226;&#251;&#231;&#238;&#226;&#224; listen" );

 exit (1);

  }

 s1 = accept( s, NULL, NULL );

  if ( s1 < 0 )

 {

 perror ( "&#238;&#248;&#232;&#225;&#234;&#224; &#226;&#251;&#231;&#238;&#226;&#224; accept" );

 exit( 1 );

  }

   rc = recv( s1, buf, 1, 0 );

 if ( rc <= 0 )

 {

 perror( "&#238;&#248;&#232;&#225;&#234;&#224; &#226;&#251;&#231;&#238;&#226;&#224; recv" );

 exit( 1 );

}

printf( "%cn", buf[ 0 ] );

 rc = send( s1, "2", 1, 0 );

 if ( rc <= 0 )

 perror( "&#238;&#248;&#232;&#225;&#234;&#224; &#226;&#251;&#231;&#238;&#226;&#224; send" );

 exit( 0 );
   getch();
 }