930527-1.c

来自「this is a gcc file, you can download it 」· C语言 代码 · 共 12 行

f (unsigned char x)
{
  return (0x50 | (x >> 4)) ^ 0xff;
}

main ()
{
  if (f (0) != 0xaf)
    abort ();
  exit (0);
}