A water supply company charges the water consumption, as follows: a) Fixed amount of 10$. b) For the first 30 cubic meters 0.6$/meter. c) For the next 20 cubic meters 0.8$/meter. d) For the next 10 cubic meters 1$/meter. e) For every additional meter 1.2$/meter. Write a program that reads the water consumption in cubic meters and displays the bill. 寫一個輸入水的用量 輸出水費的程式 Example Input:
25
Output:
Cost: 25.00
Example Input 2:
44
Cost: 39.20
Example Input 3:
75
Cost: 72.00
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