洛谷题目 python 题解 p1442

P1442 题解 ele_used = int(input()) if ele_used <= 150: ele_fees = ele_used * 0.4463 elif ele_used <= 400: ele_fees = (ele_used-150)*0.4663 + 150*0.4463 else: ele_fees = 150*0.446

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