20 lines
352 B
Python
20 lines
352 B
Python
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#!/usr/bin/env python
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start = 0
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seen = [0]
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def get_freq_change():
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while True:
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print('reading file from start')
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with open('input.txt', 'r') as f:
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for line in f:
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yield int(line)
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for change in get_freq_change():
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start += change
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if start in seen:
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break
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seen.append(start)
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print(start)
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