20 lines
526 B
Python
20 lines
526 B
Python
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#!/usr/bin/env python3
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INPUT_FILE = 'input'
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def main():
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content = map(str.strip, open(INPUT_FILE, 'r').readlines())
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includes = 0
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for line in content:
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e1, e2 = line.split(',')
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e1_from, e1_to = map(int, e1.split('-'))
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e2_from, e2_to = map(int, e2.split('-'))
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r1 = list(range(int(e1_from), int(e1_to) +1))
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r2 = list(range(int(e2_from), int(e2_to) +1))
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if set(r1).intersection(r2):
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includes += 1
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print(includes)
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if __name__ == '__main__':
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main()
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