save project

gg.py

+username="l"
+userpassword="123"
+i=3
+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:
+            print("登陆成功")
+            break
+        elif name!=username:
+            print("用户名错误,请重新输入")
+        else:
+            print("密码错误,请重新输入")
+    else:
+        print("你的账户已锁定,请带身份证来我司解锁")
+        exit()
+print("欢迎")
\ No newline at end of file