from turtle import * # 正方形 # forward(200) # left(90) # forward(200) # left(90) # forward(200) # left(90) # forward(200) # left(90) # 田字格 # forward(100) # left(90) # forward(200) # left(90) # forward(100) # left(90) # forward(100) # left(90) # forward(200) # 五角星 # right(144) # forward(100) # right(144) # forward(100) # forward(100) # right(144) # forward(100) # right(144) # forward(100) # right(144) # 圆形 # circle(100) # 三角形 # left(120) # forward(100) # left(120) # forward(100) # left(120) # forward(100)