using konoha.io.*;
using konoha.socket.*;
using konoha.math.*;

void main(String[] args) {
	int port = 8888;
	print "port number = " + port;
	
	ServerSocket servSock = new ServerSocket(port, 1);
	
	print "accept...";
	Socket sock = servSock.accept();
	print "client connected";

	InputStream in = sock.getInputStream();
	OutputSteram out = sock.getOutputStream();

	while ( !in.isClosed() ) {
		String val = in.readMsgPack();
		print val;
		out <<< val <<< EOL;
		out.flush();
	}
	out.close();
	in.close();
}