C language

Writing a change method void change(double money, double item_price) to be called in main function for vending machine.

Let's say item price is $2.73 and user input was $5,

vending machine should return $2.27 in 2 of the 1 dollar bills, 1 quarter, 2 pennies.

if item was $0.32, and user input was $1,

vending machine should return $0.68 in 2 quarters, 1 dime, 1 nickel, 3 pennies, etc.

Need a code in C that calculates number of dollar bills, quarter, dime, nickel, pennies it has to return.