save project

1.py

+import turtle
+pen=turtle.Pen()
+pen.pencolor("black")
+pen.penup()
+pen.goto(-100,-100)
+pen.pendown()
+for i in range(4):
+    pen.forward(200)
+    pen.left(90)
+pen.fillcolor("red")
+pen.begin_fill()
+pen.penup()
+pen.goto(0,0)
+pen.pendown()
+pen.circle(10)
+pen.end_fill()
+pen.begin_fill()
+pen.penup()
+pen.goto(-50,0)
+pen.pendown()
+pen.circle(10)
+pen.end_fill()
+pen.begin_fill()
+pen.penup()
+pen.goto(50,0)
+pen.pendown()
+pen.circle(10)
+pen.end_fill()
+pen.hideturtle()
+# a=6#长方形的边
+# b=3#长方形的宽
+# s=2*a+2*b#长方形的面积
+# print("长方形的周长为",s)#a=长方形的边，b=长方形的长，a×b=s，也就是长方形的面积
+import turtle
+pen=turtle.Pen()
+pen.speed(0)
+pen.penup()
+pen.goto(0,-200)
+pen.pendown()
+pen.circle(200)
+pen.fillcolor("blue")
+pen.begin_fill()
+pen.penup()
+pen.goto(-100,50)
+pen.pendown()
+pen.circle(20)
+pen.end_fill()
+pen.begin_fill()
+pen.penup()
+pen.goto(100,50)
+pen.pendown()
+pen.circle(20)
+pen.end_fill()
+pen.penup()
+pen.goto(0,50)
+pen.pendown()
+pen.circle(-50,360,3)
+pen.penup()
+pen.goto(-150,-70)
+pen.pendown()
+pen.goto(0,-170)
+pen.goto(150,-70)
+turtle.done()