int __fastcall main(int argc, const char **argv, const char **envp)
{
  _BYTE buf[40]; // [rsp+0h] [rbp-30h] BYREF
  char s1[8]; // [rsp+28h] [rbp-8h] BYREF

  init(argc, argv, envp);
  puts("welcome to isctf2024");
  puts("first i need your team id");
  read(0, buf, 0x30uLL);
  if ( strcmp(s1, "admin") )
  {
    puts("no no no");
    exit(0);
  }
  puts("ok, go on");
  vuln();
  return 0;
}