Clever Lilly

function cleverLilly(input) {
    let age = Number(input[0]);
    let washPrice = Number(input[1]);
    let priceForToy = Number(input[2]);
    let toys = 0;
    let money = 0;
    let counter = 1;
    let spendMoney = 0;
    let moneyForBrother = 0;
    for (let i = 1; i <= age; i++) {
         if (i % 2 == 0) {
             spendMoney += 10 + money;
             moneyForBrother += 1;
             if (counter % 2 == 0) {
                 money += 10;
             }
         } else {
             toys += 1;
         }
         counter += 1;
    }
    let moneyForToys = toys * priceForToy;
    let totalSum = spendMoney  + moneyForToys - moneyForBrother;
    let diff = Math.abs(totalSum - washPrice);
    if (totalSum >= washPrice) {
        console.log(`Yes! ${diff.toFixed(2)}`);
    } else {
        console.log(`No! ${diff.toFixed(2)}`);

    }
}