# This program calculates the perimeter and area of diffrent shapes
print("Shape Calculator")
print("This program calculates the perimeter/circumference and area of a square, rectangle, or circle.\n")

shape = input("Enter a shape square, rectangle, circle: ").strip().lower()

if shape == "square":
    length = float(input("Enter the length of the square: "))
    area = length * length
    perimeter = length * 4
    
elif shape == "rectangle":
    length = float(input("Enter the length of the rectangle: "))
    width = float(input("Enter the width of the rectangle: "))
    area = length * width
    perimeter = 2 * (length + width)
    
elif shape == "circle":
    radius = float(input("Enter the radius of the circle: "))
    area = 3.14159 * (radius ** 2)
    perimeter = 2 * 3.14159 * radius
    
else:
    print("Invalid shape entered.")
    area = None

if area is not None:
    print("Answer")
    print(f"Shape entered: {shape.capitalize()}")
    print(f"Perimeter/Circumference: {perimeter:.2f}")
    print(f"Area: {area:.2f}")

print("Thank you for using the Shape Calculator. The program has ended.")