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- #!/usr/bin/env python3
- import sys
- from itertools import chain, islice
- def possible(a, b, c):
- return a + b > c and b + c > a and a + c > b
- triangles = [tuple(map(int, line.split())) for line in sys.stdin]
- print(sum(int(possible(*t)) for t in triangles))
- cols = chain.from_iterable(zip(*triangles))
- coltris = (tuple(islice(cols, 3)) for i in range(len(triangles)))
- print(sum(int(possible(*t)) for t in coltris))
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