# This program draws square box figures.
# This initial version is redundant.

# Prints a 6x6 box filled with dots.
def draw_box1():
    print("*" * 6)
    for line in range(4):
        print("*", "." * 4, "*", sep="")
    print("*" * 6)

# Prints a 9x9 box filled with dots.
def draw_box2():
    print("*" * 9)
    for line in range(7):
        print("*", "." * 7, "*", sep="")
    print("*" * 9)

# Prints a 4x4 box filled with dots.
def draw_box3():
    print("*" * 4)
    for line in range(2):
        print("*", "." * 2, "*", sep="")
    print("*" * 4)

def main():
    print("This program draws three boxes.")
    draw_box1()
    print()
    draw_box2()
    print()
    draw_box3()

main()