text: void not_called() {
      printf("Enjoy your shell!\n");
      system("/bin/bash");
  }
  
  void vulnerable_function(char* string) {
      char buffer[100];
      strcpy(buffer, string);
  }
  
  int main(int argc, char** argv) {
      vulnerable_function(argv[1]);
      return 0;
  }
  