foo.c

   1 #include <stdio.h>
   2 typedef unsigned char u8;
   3 int g(int i, u8 x, u8 t, u8 o) {
   4         return ((3 & x & (i * ((3 & i >> 16 ? "BY}6YB6%" : "Qj}6jQ6%")[t % 8] + 51) >> o)));
   5 };
   6
   7 int main(void) {
   8         int i;
   9         int n;
  10         int s;
  11         u8 acc;
  12         for (i = 0;; i++) {
  13                 acc = 0;
  14                 n = i >> 14;
  15                 s = i >> 17;
  16                 acc += g(i, 1, n, 12);
  17                 acc += g(i, s, n ^ i >> 13, 10);
  18                 acc += g(i, s / 3, n + ((i >> 11) % 3), 10);
  19                 acc += g(i, s / 5, 8 + n - ((i >> 10) % 3), 9);
  20                 putchar(acc<<4);
  21         }
  22 }