save project

3.py

@@ -2,8 +2,8 @@ import turtle
 screen=turtle.Screen()
 screen.bgcolor("black")
 pen = turtle.Pen()
-colors=["red","orange","yellow","green"]#创建列表"red","orange","yellow","green"
-for i in range(1,300):
+colors=["red","blue","yellow","green"]#创建列表"red","orange","yellow","green"
+for i in range(1,10000):
     pen.forward(i)
     pen.pencolor(colors[i%4])#对使用次数对列表取余
     pen.right(91)

4.py

+j = 5  # 列
+i = 5   # 行
+print(j, '*', i,'=', (j * i))
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