save project

bug.py

 username='?'
 username='?'
 userpassword='12345'
 userpassword='12345'
-name=input("用户名")
-password=input("密码")
-if username==name and userpassword==password:
+
+while True:
+    name=input("用户名")
+    password=input("密码")
+    if username==name and userpassword==password:
         print("密码正确")
         print("密码正确")
-else:
+        break
+    else:
         print("密码错误")
         print("密码错误")
+print("欢迎来到实力至上主义的教室")
\ No newline at end of file