height = int(input("Enter a height:"))
width = int(input("Enter a width:"))
fill = input("Do you want the square to be filled? y n:")
if fill == "y" : 
    for number in range(height):
        print("+" * width) 
if fill == "n" :
    print("+ "*width)
    for number in range(height-3):
            print("+", " "*(((width-1)+(width-2))-2), "+")
    print("+ "*width)