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My solutions for CTFs
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Daily AlpacaHack 2026/1/3

Takumi Akimoto (Jan 4, 2026, 1:15 PM +0900) b59aa0d5 3c46e9ed

+13
+13
alpacahack/daily/ruby-flag-checker/solve.py
··· 1 + target = b"Coufhlj@bixm|UF\\JCjP^P<" 2 + gen = [2, 3] 3 + n = 4 4 + 5 + while len(gen) < 23: 6 + if n % 2 != 0 and n % 3 != 0: 7 + gen.append(n) 8 + 9 + n += 1 10 + 11 + flag = bytes([target[i] ^ gen[i] for i in range(len(target))]) 12 + 13 + print(flag)