Numbers, Divisible by 9 100/100

function numbersDivisibleBy9(input) {
    let a = Number(input[0]);
    let b = Number(input[1]);

    let num = "";
    let sum = 0;

    for (let i = a; i<= b; i++) {
        if (i % 9 === 0) {
            sum += i;
            num += `${i}\n`;
        }
    }
        console.log(`The sum: ${sum}`);
        console.log(num)
    }