Client#1

#include "pch.h"
#pragma comment(lib, "ws2_32.lib")
#include <winsock2.h>
#include <iostream>
#include <string>

#pragma warning(disable: 4996)

using namespace std;

int main(int argc, char* argv[]) {
    WSAData wsaData;
    WORD DLLVersion = MAKEWORD(2, 1);
    if (WSAStartup(DLLVersion, &wsaData) != 0) {
        std::cout << "Error" << std::endl;
        exit(1);
    }

    SOCKADDR_IN addr;
    int sizeofaddr = sizeof(addr);
    addr.sin_addr.s_addr = inet_addr("127.0.0.1");
    addr.sin_port = htons(1111);
    addr.sin_family = AF_INET;
    SOCKET Connection;
    Connection = socket(AF_INET, SOCK_STREAM, NULL);
    if (connect(Connection, (SOCKADDR*)&addr, sizeof(addr)) != 0) {
        cout << "Error: failed connect to server.\n";
        return 1;
    }
    cout << "Connected!\n";

    string msg1;
    while (true) {
        getline(cin, msg1);
        int msg_size = msg1.size();
        send(Connection, (char*)&msg_size, sizeof(int), NULL);
        send(Connection, msg1.c_str(), msg_size, NULL);
        Sleep(10);
    }

    system("pause");
    return 0;
}