Can anybody help me please with the solution to this problem.....Thank you

Design a program that asks the user to enter a stores daily sales during a week. The daily amounts should be stored in an array. A) Then the program should have a loop that reads from the array, calculates the total sales for the week, and displays the result. B) Calculate the percent of weekly sales contributed by each day of the week and display the answers in the order of sales entries.

How to calculate the percent of weekly sales contributed by each day of the week and display the ansers in the order of sales entries