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

char *tmp;

int main(int argc, char** argv) {
  FILE *f = fopen(argv[1], "rb");
  fseek(f, 0, SEEK_END);
  long fsize = ftell(f);
  fseek(f, 0, SEEK_SET);  //same as rewind(f);

  tmp = malloc(fsize + 1);
  fread(tmp, fsize, 1, f);
  fclose(f);

  tmp[fsize] = 0;

  if (fsize < sizeof("sesameetiusraneitusrneiuraetsrinau")-1) {
    exit(1);
  }
  if (!memcmp(tmp, "sesameetiusraneitusrneiuraetsrinau", sizeof("sesameetiusraneitusrneiuraetsrinau")-1)) abort();
  else printf("Bad password.\n");

  return 0;

}