12 lines
232 B
Python
12 lines
232 B
Python
def solve(exp):
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t = exp.split("-")
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S = 0
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S += sum(map(int, t[0].split("+")))
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for i in range(1, len(t)):
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S -= sum(map(int, t[i].split("+")))
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return S
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if __name__ == '__main__':
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print(solve(input()))
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