猫史档案馆

import turtle
import random
t = turtle.Pen()
t.speed(0)
t.hideturtle()
n = random.randint(80, 200)
print('这个方形螺旋线的尺寸是', n)
if n >= 130:
    print('比较大哦')
else:
    print('比较小哦')
color = ['red', 'blue', 'yellow', 'green']
for i in range(n):
    t.pencolor(color[i % 4])
    t.forward(i * 2)
    t.left(90)