save project

diy2.py

@@ -2,24 +2,24 @@ i=3
 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 while True:
-    if i>0：
-        name = input("请输入用户名:")
-        password = input("请输入密码:")
-        i-=1
-        if name == username and password == userpassword:
-            if password == userpassword: 
-                print("登录成功!")
-            
+        if i>0:
+            name = input("请输入用户名:")
+            password = input("请输入密码:")
+            i-=1
+            if name == username :
+                if password == userpassword: 
+                    print("登录成功!")
+                    break
+                else：
+                    print("密码错误")
             else：
             else：
-                print("密码错误")
-        else：
-            print("用户名错误")
-    else：
-            print("账号锁定")
+                print("用户名错误")
+        else:
+            print("账号锁定")       
             exit()
             exit()
        # if name != username:
        # if name != username:
           # print("用户名错误")
           # print("用户名错误")
           # continue
           # continue
        # if  password != userpassword:
        # if  password != userpassword:
            # print("密码错误")
            # print("密码错误")
-#print("欢迎来到贝尔编程!")
+print("欢迎来到贝尔编程!")
\ No newline at end of file