save project

diy2.py

+i=3
+username = "python"
+userpassword = "123456"
+while True:
+    if i>0:
+        i-=1
+        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
+        elif name!=username:
+            print("用户名不存在，请重新输入")
+            print("温馨提示:您还有"+str(i)+"次登录机会")
+        else:
+            print("密码输入有误，请重新输入")
+            print("温馨提示:您还有"+str(i)+"次登录机会")
+        if i==0:
+            print("你的账户已被锁定，请带身份证来我司解锁")
+print("欢迎来到贝尔编程！")       
\ No newline at end of file