save project

11.py

+# 请用input()实现用户输入账号、密码的功能
+while True:
+    name=input("输入名字:")
+    if name != username:
+        print("账号错误！")
+        continue
+    password=input("输入密码:")
+    if name==username and password==userpassword:
+        print("登陆成功!")
+        break
+    
+    if password !=userpassword:
+        print("密码错误！")
+print("欢迎！")
\ No newline at end of file