index

function maxima(input) {
//Input
    let favBook = input[0];
    let libraryCapacity = input[1];
    let i = 2;

//Code
    while (i <= input.length) {
        let bookChecker = input[i];
        if (bookChecker === favBook) {
            console.log(`You checked ${i - 2} books and found it.`);
            break;
        } else if (bookChecker === undefined) {
            console.log("The book you search is not here!");
            console.log(`You checked ${i - 2} books.`);
        }
        i++;
    }
}