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- #!/usr/bin/env python3
- import sys
- from functools import reduce
- from operator import mul
- def count(treemap, right, down):
- return sum(line[((i + 1) * right) % len(line)]
- for i, line in enumerate(treemap[down::down]))
- treemap = [[x == '#' for x in line.rstrip()] for line in sys.stdin]
- print(count(treemap, 3, 1))
- print(reduce(mul, (count(treemap, r, d)
- for r, d, in ((1, 1), (3, 1), (5, 1), (7, 1), (1, 2)))))
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