'''多边形绘制:'''
# import turtle
#
# turtle.goto(100, 100)
# turtle.goto(100, -100)
# turtle.goto(-100, -100)
# turtle.goto(-100, 100)
# turtle.goto(0, 0)
'''多边形绘制:'''
# import turtle
#
# turtle.goto(100, 100)
# turtle.goto(100, -100)
# turtle.goto(-100, -100)
# turtle.goto(-100, 100)
# turtle.goto(0, 0)