examples/example1.c

int __fastcall main(int argc, const char **argv, const char **envp)
{
  char s[40]; // [rsp+20h] [rbp-30h] BYREF
  unsigned __int64 v5; // [rsp+48h] [rbp-8h]

  v5 = __readfsqword(0x28u);
  setvbuf(stdout, 0LL, 2, 0LL);
  puts("Give me a key!");
  fgets(s, 30, stdin);
  if ( (unsigned int)encrypt((__int64)s) )
  {
    print_flag();
    return 0;
  }
  else
  {
    puts("That's not it!");
    return 1;
  }
}