c+ program

Write a program to enter a number from the keyboard, and If the entered number is positive, calculate the total surface area of a cylinder. else, calculate the lateral surface area of a cylinder. Note-Perimeter=2nr(r + h), Lateral surface area=2nrh. (All the inputs should be entered from keyboard). (4 Marks) ii) Draw the flowchart for the whole program. (2 Marks)