void main() {
char rnd[128];
::sprintf(rnd, “3n + 1 conjecture”);
unsigned char hash[32];
CSHA256().Write((const unsigned char *)rnd, ::strlen(rnd)).Finalize(hash);
hex_printf(&hash);
}
result hash (“3n + 1 conjecture”, h += 1, sha256):
0xd413ccd676cf5d1278dde6ec4a9fea7ca21ca506360ad1203f07b35eb7c19a3a — (6)
