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#!/usr/bin/env python3
import itertools
def main() -> None:
with open("input", "r", encoding="utf-8") as f:
nums = list(map(int, f.readlines()))
print(
len(
list(
filter(
lambda x: sum(x) == 150,
list(
itertools.chain(
*[list(itertools.combinations(nums, n)) for n in range(len(nums) + 1)]
)
),
)
)
)
)
if __name__ == "__main__":
main()
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