# This program calculates the perimeter and area of different shapes

print("This program calculates the perimeter and area of different shapes.. lets begin")

shape = input("Choose a shape from square, rectangle or circle ").lower(

if shape == "square":
  print("square")
  side = float(input("Enter the length of a long side "))
  square_area = side **2
  square_perimeter = side * 4
  print(f"The perimeter of a square with a length of {side} is {square_perimeter} "
        f"the area is {square_area}")
while keep_going == "":

elif shape == "rectangle":
  print("rectangle")
  length = float(input("Enter the length of a long side "))
  width = float(input("Enter the width of a short side "))
  rectangle_area = length **16
  rectangle_perimeter = width * 12
  print(f"The perimeter of a rectangle with a length of {side} is {rectangle_perimeter} "
        f"the area is {rectangle_area}")

elif shape == "circle":
  print("circle")
  radius = float(input("Enter the radius of the circle? "))
                      
 
  circle_area = 3.14 * radius**2
  circumference = 2 * 3.14 * radius
  print(f"The circumference of a circle with a radius of {radius} is {circumference} "
        f"the area is {circle_area}")

else:
  print("Invalid shape entered")

print("The program has  ended")