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44 lines
1017 B
44 lines
1017 B
#!/usr/bin/env python3
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import sys
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def mix_and_prune(secret, result):
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return (secret ^ result) % 16777216
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def prg(secret):
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nsec = mix_and_prune(secret, secret * 64)
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nsec = mix_and_prune(nsec, nsec // 32)
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return mix_and_prune(nsec, nsec * 2048)
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if __name__ == '__main__':
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nums = [int(line.strip('\n')) for line in open(sys.argv[1])]
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# challenge 1
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res1 = 0
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changes, values = {}, {}
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for n in nums:
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secret = n
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changes[n] = [0] * 2000
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values[n] = [0] * 2000
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ob = int(str(secret)[-1])
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for i in range(2000):
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secret = prg(secret)
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bananas = int(str(secret)[-1])
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changes[n][i] = bananas - ob
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values[n][i] = bananas
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ob = bananas
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res1 += secret
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print(f"challenge 1:\n{res1}\n")
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# for i, c in enumerate(changes[123][3:10]):
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# if c > 0: print(changes[123][i:i+4])
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print(changes[123][:10])
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# challenge 2
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res2 = ""
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print(f"challenge 2:\n{res2}")
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