33 lines
661 B
Python
33 lines
661 B
Python
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b=int(input())
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c=int(input())
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import turtle
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t=turtle.Turtle()
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a=turtle.Turtle()
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t.speed(0)
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t.goto(0,0)
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a.speed(0)
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a.penup()
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a.goto(200,0)
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a.pendown()
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t.left(90)
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d=0
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e=0
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f=0
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while 1:
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for i in range(b):#for循环结构,range()函数，迭代器，list,tuple...
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t.pencolor("black")
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t.forward(c)
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t.left(360/b)
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a.pencolor("black")
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a.forward(c)
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a.left(360/b)
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for i in range(b):#for循环结构,range()函数，迭代器，list,tuple...
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t.pencolor("white")
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t.forward(c)
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t.left(360/b)
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a.pencolor("white")
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a.forward(c)
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a.left(360/b)
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a.backward(20)
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turtle.down()
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