save project

diy2.py

 username = "7777777"
 username = "7777777"
-userpassword = "wai77"
+userpassword = "waiqq"
+i=3
 while True:
 while True:
+    if i>0:
         name = input("请输入用户名:")
         name = input("请输入用户名:")
         password = input("请输入密码:")
         password = input("请输入密码:")
+        i-=1
         if username==name and userpassword==password:    
         if username==name and userpassword==password:    
             print("登陆成功")
             print("登陆成功")
             break
             break
         if username != name:
         if username != name:
             print("用户名不存在")
             print("用户名不存在")
+            print("温馨提示:你还有"+str(i)+"次机会")
             continue
             continue
         if userpassword != password:
         if userpassword != password:
             print("密码错误 请重新输入")
             print("密码错误 请重新输入")
+            print("温馨提示:你还有"+str(i)+"次机会")
+    else:
+        print("以被锁")
+        exit()
\ No newline at end of file