width = int(input("Enter a width: "))
height = int(input("Enter a height: "))
filled = input("Filled (y/n): ")
print("Here is your box:")
if filled == "y":
    for number in range(height):
        print("+ " * width)
elif filled == "n":
    print("+ " * width)
    for number in range(height-2):
        print("+", " "*(width*2 - 4), "+")
    print("+ " * width)