#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 



int main(int argc, char argv[]) {

    struct sockaddr_in server;

    struct sockaddr_in client;

    int sockfd;

    char buffer[2048];

    int ret = 0;



    if (argc != 2) {

        printf("Usage: s \n", argv[0]);

        exit(1);

    }



    // Parse command line arguments

    const char host = argv[1];

    sockfd = socket(AF_INET, SOCK_STREAM, 0);

    if (sockfd == -1) {

        perror("Error creating socket");

        exit(1);

    }



    server.sin_family = AF_INET;

    server.sin_addr.s_addr = inet_addr(host);

    server.sin_port = htons(80);



    if (connect(sockfd, (struct sockaddr )&server, sizeof(server)) == -1) {

        perror("Error connecting to host");

        close(sockfd);

        exit(1);

    }



    ret = recvfrom(sockfd, buffer, 2048, 0, (struct sockaddr )&client, sizeof(client));

    if (ret == -1) {

        perror("Error receiving data");

        close(sockfd);

        exit(1);

    }



    printf("Received data: s\n", buffer);

    close(sockfd);



    return 0;

}