write a complete program includes public class

4. Write a method called countcoins that accepts a scanner representing an input file whose data is a series of of tokens, where each pair begins with an integer and is followed by the type of coin, which will be "pennies"( cenm each), "nickels" (5 cents each), "dimes" (10 cents each), or "quarters" (25 cents each), case-insensitively. Add up the cash values of all the coins and print the total money. For example, if the input file contains the following text coins and print the total money. For example, if the input file contains the following text 3 pennies 2 quarters 1 Pennies 23 NckeLs 4 DIMES For the input above, your method should produce the following output: Total money: $2.09