#include <stdio.h>

void main() {
  char buff[256];
  FILE* read_f = fopen(argv[1], "r");
  
  while (fgets(buff, 256, read_f) != NULL) {
    int i = 0;
    while(buff[i] != '\0'){
      if(buff[i] == ' '){
        buff[i] = '\0';
        break;
      }
      i++;
    }
    
    printf("%s\n", buff);
  }

  fclose(read_f);
}