save project

001.py

+i=3
 username="python"
 userpassword="123456"
 while True:
-    name=input("输入名字")
-    password=input("输入密码")
-    if name==username and password==userpassword:
-        print("登录成功")
-        break
-    if name!=username:
-        print("用户名错误，请在输入一遍")
-        continue
-    elif password!=userpassword:
-        print("密码错误，请在输入一遍")
+    if i>0:
+        name=input("输入名字")
+        password=input("输入密码")
+        i-=1
+        if name==username and password==userpassword:
+            print("登录成功")
+            break
+        if name!=username:
+            print("用户名错误，请在输入一遍")
+            continue
+        elif password!=userpassword:
+            print("密码错误，请在输入一遍")
+    else:
+        print("你的密码被锁住，请到我司来解锁。")
+        exit()
 print("欢迎来到贝尔编程！")
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