auto save

img/a11.py

 import turtle
-import random
+turtle.speed(3)
+
+def r(x,y,h,w):
+    turtle.penup()
+    turtle.goto(x,y)
+    turtle.pendown()
+    turtle.color("red","red")
+    turtle.begin_fill()
+    for i in range(2):
+        turtle.forward(h)
+        turtle.right(90)
+        turtle.forward(w)
+        turtle.right(90)
+    turtle.end_fill()
+def a(x,y,text):
+    turtle.penup()
+    turtle.goto(x,y)
+    turtle.pendown()
+    turtle.color("black")
+    turtle.write(text,font=("华文行楷",40))
+r(95,150,60,400)
+a(100,-250,"一\n帆\n风\n顺\n年\n年\n好")
+r(-155,150,60,400)
+a(-150,-250,"万\n事\n如\n意\n步\n步\n高")
+r(-100,250,210,60)
+a(-100,190,"五福临门")
+
+turtle.hideturtle()
+turtle.done()
 
-turtle.bgcolor()
-def a(color,x,y):
-    turtle.pensize()
\ No newline at end of file

img/a12.py

+from turtle import*
+speed(100)
+hideturtle()
+color1=["yellow","blue","red","green"]
+for i in range(100):
+    color(color1[i%4])
+    circle(i,180)
+    right(90)
+done()        
\ No newline at end of file

img/a13.py

+from turtle import*
+hideturtle()
+penup()
+goto(-100,-100)
+pendown()
+fillcolor("red")
+begin_fill()
+
+for i in range(6):
+    forward(150)
+    left(60)
+end_fill()
+fillcolor("green")
+for i in range(6):
+    begin_fill()
+    for i in range(3):
+        forward(150)
+        right(120)
+    end_fill()
+    forward(150)
+    left(60)
+done()
\ No newline at end of file

img/a14.py

+#s="l love python"
+#print(s[7:])
+#print(s[-6:])
+#print(s[7:13])
+
+#s="hello world!"
+#print(s[::-1])
+#print(s[8:2:-1])
+
+#s="www.bellcode.com"
+#print(s[4:12])
+#print(s[:12:2])
+#print(s[-1:-11:-3])
+
+
+s="bellcode.bell.ai"
+print(s[:4]+s[9:-3]+s[-2:]*3)
+print(s[4:8]+s[7:3:-1]*2)

img/a15.py

+a
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img/a4.py

-import turtle
-t.penup()
-t.goto(-200,0)
-text ="你好，我的名字是小小"
-for char in text:
-    f
\ No newline at end of file
+
+