#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main(int argc, char *argv[]) {
    if(argc < 2) {
        printf("Usage: %s <argument>\n", argv[0]);
        exit(0);
    }
    
    char buffer[50];
    strcpy(buffer, argv[1]);
    
    printf("%s\n", argv[1]);
    
    return 0;
}