save project

diy2.py

@@ -3,16 +3,18 @@ username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 while True:
     if i<0:
     if i<0:
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    i=i-1
-    elif name == username and password == userpassword:
-        print("登录成功!")
-        break
-    print("用户名和密码错误!请重新输入")
-        continue
-    elis username ！=userpassword:
-    print("用户名和密码错误!请重新输入")
+        name = input("请输入用户名:")
+        password = input("请输入密码:")
+        i=i-1
+        if name == username and password == userpassword:
+            print("登录成功!")
+            break
+        elif username!=userpassword:
+            print("用户名和密码错误!请重新输入")
+           
+        else:
+            print("用户名和密码错误!请重新输入")
+            exit()
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")