auto save

7.py

+import turtle
+pen=turtle.Pen()
+a=int(turtle.textinput("多边形","几个多边形"))
+b=int(turtle.textinput("多边形","多边形几个边"))
+for i in range(a):
+    for i in range(b):
+        pen.forward(120)
+        pen.left(360/b)
+    pen.left(360/a)
+turtle.done()
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