#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <fcntl.h>

#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>

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

  FILE* f;

  char c;

  if ((f = fopen(argv[1], "w")) == NULL) {
    perror("fopen");
    exit(EXIT_FAILURE);
  }

  fprintf(f, "%s\n", argv[2]);

  scanf("%c", &c);

  fflush(f);

  if (fclose(f) != 0) {
    perror("fclose");
    exit(EXIT_FAILURE);
  }

  return 0;
}