67 lines
1.2 KiB
Python
67 lines
1.2 KiB
Python
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#!/usr/bin/env python3
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from math import floor
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import sys
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L = []
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with open(sys.argv[1], 'r') as f:
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L = f.readlines()
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L = [x.strip().split() for x in L]
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L = [[x[0], int(x[1])] for x in L]
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# part 1
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log = []
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accum = 0
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i = 0
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while True:
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if i in log:
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break
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else:
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log.append(i)
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if L[i][0] == 'nop':
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i += 1
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continue
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if L[i][0] == 'acc':
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accum += L[i][1]
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i += 1
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continue
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if L[i][0] == 'jmp':
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i += L[i][1]
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print(accum)
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# part 2
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accum = 0
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def infiniteloop(L):
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log = []
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accum = 0
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i = 0
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while True:
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if i in log:
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return
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elif i == len(L):
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print(accum)
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sys.exit(0)
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else:
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log.append(i)
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if L[i][0] == 'nop':
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i += 1
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continue
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if L[i][0] == 'acc':
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accum += L[i][1]
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i += 1
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continue
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if L[i][0] == 'jmp':
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i += L[i][1]
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for i in range(len(L)):
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if L[i][0] == 'nop':
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L[i][0] = 'jmp'
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infiniteloop(L)
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L[i][0] = 'nop'
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elif L[i][0] == 'jmp':
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L[i][0] = 'nop'
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infiniteloop(L)
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L[i][0] = 'jmp'
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print(accum)
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