62 lines
1.5 KiB
Python
62 lines
1.5 KiB
Python
#!/usr/bin/env python3
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from intcode import preproc
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from itertools import permutations
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from lib import last
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from functools import cache
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stack_size = 5
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fst_amp_input = 0
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def partI(amp):
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run_amp = cache(lambda *args : last(amp(*args)))
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phase_range = range(stack_size)
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best = 0
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for perm in permutations(phase_range):
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amp_in = fst_amp_input
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for phase in perm:
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amp_in = run_amp(phase, amp_in)
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best = max(amp_in, best)
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return best
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def partII(amp):
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phase_range = range(5, 10)
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best = 0
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for perm in permutations(phase_range):
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head, *tail = map(amp, perm)
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amp_chain = sum(tail, head)
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amp_chain.append_input(fst_amp_input)
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for amp_in in amp_chain:
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amp_chain.write_input(amp_in)
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best = max(amp_in, best)
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return best
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from main import Tests
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tests = Tests()
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tests.add(
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"3,15,3,16,1002,16,10,16,1,16,15,15,4,15,99,0,0", partI=43210)
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tests.add(
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"3,23,3,24,1002,24,10,24,1002,23,-1,23," +
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"101,5,23,23,1,24,23,23,4,23,99,0,0", partI=54321)
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tests.add(
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"3,31,3,32,1002,32,10,32,1001,31,-2,31,1007,31,0,33," +
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"1002,33,7,33,1,33,31,31,1,32,31,31,4,31,99,0,0,0", partI=65210)
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tests.add(
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"3,26,1001,26,-4,26,3,27,1002,27,2,27,1,27,26," +
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"27,4,27,1001,28,-1,28,1005,28,6,99,0,0,5", partII=139629729)
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tests.add(
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"3,52,1001,52,-5,52,3,53,1,52,56,54,1007,54,5,55,1005,55,26,1001,54," +
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"-5,54,1105,1,12,1,53,54,53,1008,54,0,55,1001,55,1,55,2,53,55,53,4," +
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"53,1001,56,-1,56,1005,56,6,99,0,0,0,0,10", partII=18216)
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