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quiz1.py

-# 勇于挑战的创造师，请运行这段代码，看看能不能将颜良、文丑加入战场？
-a= ['华雄']
-a.append('颜良','文丑')
-print(a)
+import turtle
+pen=turtle.Pen()
+a=["red","orange","yellow","green"]
+screen=turtle.Screen()
+pen.speed(80)
+for i in range(1,300):
+    pen.forward(i)
+    pen.pencolor(a[i%4])
+    pen.right(91)
+pen.hideturtle()
+turtle.done()
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