save project

go.py

@@ -2,11 +2,19 @@ username="xxx"
 userdassword="123456"
 userdassword="123456"
 while True:
 while True:
    name=input("xxxx")
    name=input("xxxx")
+   i=0
    dassword=input("1111")
    dassword=input("1111")
+   if i<=3:
       if username==name and userdassword==dassword:
       if username==name and userdassword==dassword:
          print("c   ")
          print("c   ")
          break
          break
+         i=i+1
       elif username!=name:
       elif username!=name:
          print("用户名错了")
          print("用户名错了")
+         i=i+1
       else:
       else:
          print("账号错误")
          print("账号错误")
+         i=i+1
+   else:
+      print("bb ")
+      exit()