save project

quiz.py

-# 直接运行以下代码，说说你的发现：
-list_hero=['赵一',30,'丁二',37,'孙五',52,'王猛',89,'周亮',98]
-dict_hero = {'赵一':30,'丁二':37,'孙五':52,'王猛':89,'周亮':98}
-print(len(list_hero))
-print(len(dict_hero))
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+import turtle
+
+pen=turtle.Pen()
+screen=turtle.Screen()
+pen.speed(200000000000000000000000000000)
+pen.hideturtle()
+screen.bgcolor('black')
+
+i=0
+while i<200:
+    pen.pencolor('white')
+    pen.penup()
+    pen.goto(0,0)
+    pen.forward(100)
+    pen.pendown()
+    pen.circle(100)
+    pen.left(2)
+    i+=1
+
+turtle.done()
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