auto save

diy2.py

-i = 5   # 行
-j = 3   # 列
-# 使用变量i和j，代替乘法算式里面的元素，打印出单个乘法算式
-print(i,"*",j,"=",i*j)
+import turtle
+pen=turtle.Pen
+colors=["pink","ren","buie","greed"]
+for i in range(i,300):
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+    pen.speed(300)
+    pen.pencolor(colors[i%4])
+    pen.forward(i)
+    pen.right(91)
+pen.hideturtle()
+turtle.done()    
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