save project

diy2.py

@@ -2,15 +2,17 @@ username = "python"
 userpassword = "123456"
 userpassword = "123456"
 i=3
 i=3
 while True:
 while True:
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    if name == username and password == userpassword:
-        print("登录成功!")
-        break
-    if username != name:
-        print("用户名错误请,重新输入")
-        continue
-    if userpassword != password:
-        print("密码错误请,重新输入")  
-        break
+    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:
+            print("登录成功!")
+            break
+        elif username != name:
+            print("用户名错误请,重新输入")
+        else:
+            print("密码错误请,重新输入")  
+    else:
+        print("密码错误请,重新输入")    
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
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