QUESTION 1 Piecewise function calculation The value of y is defined as: for x > 4: y = for x = 4: maximum integer less than or equal to x Write a C++ program that calculates y for any given value x. Write a C++ program that calculates y for any given value x. Sample output 1: Enter the value of x: 2.8 For x = 2.8 the value of y is: 2 Sample output 2: Enter the value of x: 4 For x = = 4 the value of y is: 4 Sample output 3: Enter the value of x: 6.25 For x = 6.25 the value of y is: 0.4