Задача: машина на времето

function past(args) {
let age = 18;
let inharretedMoney = Number(args[0]);
let yearToLive = Number(args[1]);
for(let currentYear = 1800; currentYear <= yearToLive; currentYear++){
    if(currentYear % 2 === 0){
        inharretedMoney -= 12000;
    }else {
        inharretedMoney -= (12000 + 50 * age);
    }
    age++;
}
if(inharretedMoney > 0) {
    console.log("Yes! He will live a carefree life and will have " + inharretedMoney.toFixed(2) + " dollars left.");
}else {
    console.log("He will need " + Math.abs(inharretedMoney).toFixed(2) + " dollars to survive.");
}
}