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There's a sale on monkeys at the zoo. Given the number of monkeys, this method returns the total cost of those monkeys. They are only $5 each and every monkey you buy after the first 10 monkeys only cost $4 each. If the customer asks for a negative number of monkey, the cost is zero dollars and one strange look. monkeySale(4) → 20 monkeySale(11) → 54 monkeySale(12) → 58 ...Save, Compile, Run (ctrl-enter) |
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Difficulty: 100
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