Solution for Day 17, part 2 input specific

2024/day17/input

@@ -0,0 +1,20 @@
+Register A: 48744869
+Register B: 0
+Register C: 0
+
+Program: 2,4,1,2,7,5,1,3,4,4,5,5,0,3,3,0
+
+bst ra (rb = ra % 8)
+bxl 2 (rb = rb ^ 2)
+cdv rb (rc = int(ra / 2**rb))
+bxl 3 (rb = rb ^ 3)
+bxc _ (rb = rb ^ rc)
+out rb (print rb % 8)
+adv 3 (ra = int(ra / 8))
+jnz 0 (loop if ra != 0)
+
+print rb%8 = rb^rc % 8 = rb ^ 3 ^ rc % 8 = rb ^ 3 ^ int(ra / 2^rb) % 8 = rb ^ 2 ^ 3 ^ int(ra / 2**(rb^2)) % 8 = 
+    (ra%8) ^ 2 ^ 3 ^ int(ra / 2**((ra%8)^2)) % 8 = 2
+    ((ra//8**1)%8) ^ 2 ^ 3 ^ int((ra//8**1) / 2**((ra%8**1)^2)) % 8 = 4
+-> must loop 16 times, so ra must be around 8^15 to 8^16?
+prints out