As an intern at Amazon, you have been assigned a task toimplement the sign-in pages in the Amazon Dummy Website. There arethree sign-in pages, each with its own API: Register Login LogoutFunction Registers a new user with the username and passwordusername logs out of the website Verifies the username andpassword, then grants or denies access API Request register loginlogout Returns • If the registration was successful, RegisteredSuccessfully • If the user already exists, Username already exists• If the login was successful, Logged In Successfully • If thelogin was unsuccessful Login Unsuccessful • If the logout wassuccessful, Logged Out Successfully • If the given username wasn'tlogged in Logout Unsuccessful Given a log of API requests, returnthe list of returns from the mock website. Given a log of APIrequests, return the list of returns from the mock website. Notes:• Initially, there are no users registered. • If a user is alreadylogged in and makes a login request, the new request isunsuccessful. The origi login remains active. • Each log is an APIrequest and is in one of the three allowed formats. • The order ofexecution of each request is the same as the order of input. • Theusernames and passwords are case-sensitive. Example The websitereceives the following API requests in order: . • register user 05qwerty • A new user with the username "user05" is registered to thewebsite with the password "qwerty o The return value isRegisteredSuccessfully login useros qwerty o There is a user with thatusername. The password matches that user's password. The user isnot already logged in. • The login is successful and the returnvalue is Logged In Successfully • logout user 5 The user withusername "user 05" is currently logged in. • The logout issuccessful and the return value is Logged Out Successfully Returnthe array ("Registered Successfully", "Logged In Successfully","Logged Out Successfully"). Function Description Complete thefunction implementAPI in the editor below. implementAPI has thefollowing parameter: string logs[n]: each of the API requestsReturns string(n): an array of strings where th string is thereturn value of the ith API request Constraints . isnsios . 15username , I password | s10 (where Is is the length of strings) •username and password are alphanumeric strings, ranges [0-9, a-z,A-Z] Input Format For Custom Testing The first line contains aninteger, n, the number of elements in logs. Each line of the nsubsequent lines (where 0 si)