14 lines
259 B
Python
14 lines
259 B
Python
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n = int(input())
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discos = [tuple(map(int, input().split())) for _ in range(n)]
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discos.sort(key=lambda x:(-x[1],x[0]))
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print(discos)
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discount = 1
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balance = 0
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for price, nxt in discos:
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balance -= price / discount
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discount *= nxt
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print(-int(balance))
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