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

while keep_going == "":

    shape = input("Choose a shape from square (click 's'), rectangle (click 'r'), parallelogram (click 'p'), triangle (click 't'), or circle (click 'c'). ")

    if shape == "s" or shape == "S":
        print("square")
        side = float(input("Enter the length of a 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}")

    elif shape == "r" or shape == "R":
        print("rectangle")
        length = float(input("Enter the length "))
        width = float(input("Enter the width "))
        rectangle_area = length * width
        rectangle_perimeter = (length + width) * 2
        print(f"The perimeter of a rectangle with a length of {length} and width of {width} is {rectangle_perimeter} "
              f"the area is {rectangle_area}")

    elif shape == "c" or shape == "C":
        print("circle")
        radius = float(input("Enter the radius "))
        circle_area = 3.14 * radius **2
        circle_perimeter = 2 * 3.14 * radius
        print(f"The perimeter of a circle with a radius of {radius} is {circle_perimeter} "
              f"the area is {circle_area}")

    elif shape == "p" or shape == "P":
        print("parallelogram")
        base_length = float(input("Enter the base length "))
        side_length = float(input("Enter the side length "))
        height = float(input("Enter the height "))
        parallelogram_area = base_length * height
        parallelogram_perimeter = (base_length + side_length) * 2
        print(f"The perimeter of a parallelogram with a base length of {base_length} and height of {height} is {parallelogram_perimeter} "
              f"the area is {parallelogram_area}")

    elif shape == "t" or shape == "T":
        print("triangle")
        height = float(input("Enter the height "))
        width = float(input("Enter the width "))
        triangle_area = (height * width) / 2
        triangle_perimeter = height + width + width
        print(f"The perimeter of a triangle with a height of {height} and width of {width} is {triangle_perimeter} "
              f"the area is {triangle_area}")

    else:
        print("This shape is not recognised")

    keep_going = input("Would you like to keeping going? If yes click enter, if no type 'no' ")
    
   
print("The program has ended")