// quiz1.rs // // This is a quiz for the following sections: // - Variables // - Functions // - If // // Mary is buying apples. The price of an apple is calculated as follows: // - An apple costs 2 rustbucks. // - If Mary buys more than 40 apples, each apple only costs 1 rustbuck! // Write a function that calculates the price of an order of apples given the // quantity bought. No hints this time! // // No hints this time ;) // Put your function here! fn calculate_price_of_apples(a : i32) -> i32{ if(40