dingdong

2025-03-24 22:08:34 +01:00
parent 04a5de372e
commit f8f73b47ef
14 changed files with 52 additions and 12 deletions
--- a/training/IntroZ3/tasks/chall2_dreamer/test.py
+++ b/training/IntroZ3/tasks/chall2_dreamer/test.py
@@ -24,6 +24,7 @@ def get_seed_for_sequence(bytesequence):
    s = z3.Solver() 
    base_state = z3.BitVec("base_state", 64)
    cur_state = base_state
+    s.add(base_state > 0)
    for byte in bytesequence:
        gen_byte, cur_state = custom_random(cur_state)
        s.add(gen_byte == byte)
@@ -44,7 +45,7 @@ def gen_sequence(seed, length):
    return bytes(r)


-test = random.getrandbits(32).to_bytes(4)
+test = random.getrandbits(32).to_bytes(4, "little")
 seed = get_seed_for_sequence(test)
 print(seed)
 print(test)