Christmas gifts

function solve() {
    let i = 0;
    let kidCounter = 0;
    let adultCounter = 0;
    let toysPrice = 0;
    let puloverPrice = 0;

    while(input[i] == "Christmas") {
        let num = Number(input[i]);

        if (num <= 16) {

        } else {
            adultCounter++;
        }
        i++;
    }
    toysPrice = kidCounter * 5;
    puloverPrice = adultCounter * 15;

    console.log(`Number of adults: ${adultCounter}`);
    console.log(`Number of kids: ${kidCounter}`);
    console.log(`Money for toys: ${toysPrice}`);
    console.log(`Money for sweaters: ${puloverPrice}`);
}