please write this program using C++ language please follow all steps and past the code you writed and thanks

Question 1: Write a program that performs the following tasks: 1- Define a function called Count that: a. Accept an array of real values (Arr), the size of the array as integer value (n), and a real value (key). b. then the function should count the number of elements in the Array greater than the (key). c. Return the result. 2- Define a main function that perform the following: a. define an array of 20 real numbers (Arr) b. Define a real value k and integer value c; c. Enter the values of (Arr) and (key). d. Call function Count and store the result in c. e. Display variable c