save project

1.py

+i=3
 username="p"
 username="p"
 userpassword="1"
 userpassword="1"
 while True:
 while True:
-    name=input("请输入账号：")
-    password=input("请输入密码：")
-    if name!=username:
-        print('账号错误')
-        continue
-    elif password!=userpassword:
-        print('')
+    if i>0:
+        name=input("请输入账号：")
+        password=input("请输入密码：")
+        i-=1
+        if name!=username:
+            print('账号错误')
+            continue
+        elif password!=userpassword:
+            print('密码错误')
+        else:
+            print('登陆成功')
+            break
     else:
     else:
-        print('')
-
+        print("你的账号以锁定")
+        exit()
 print('欢迎来到贝尔编程')
 print('欢迎来到贝尔编程')