save project

1.py

 import turtle
+c=turtle.Screen()
+c.bgcolor("light blue")
 a=turtle.Pen()
 a.penup()
 a.goto(100,-100)
 a.write("你好",font=("Times",20,"normal"))
 a.hideturtle()
 b=turtle.Pen()
+len=c.textinput("提示","你想要多大的尺寸")
+lovesize=int(len)
 b.pensize(5)
 b.pencolor("red")
 b.left(45)
-b.forward(100)
-b.circle(50,180)
+b.forward(2*lovesize)
+b.circle(lovesize,180)
 b.right(90)
-b.circle(50,180)
-b.forward(100)
+b.circle(lovesize,180)
+b.forward(2*lovesize)
 b.hideturtle()
 turtle.done()
\ No newline at end of file

2.py

+a="123"
+b="1234"
+while True:
+    c=input("请输入")
+    d=input("请输入")
+    if a == c and b == d:
+        print("成功")
+        break
+    if a!=c:
+        print("账号错误")
+    if b!=d:
+        print("密码错误")
+    print("登录失败")
+    
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