function solve(input) {

    const budget = (input[0]);
    const videoCardsAmount = (input[1]);
    const processorsAmount = (input[2]);
    const ramsAmount = (input[3]);

    let videoSum = videoCardsAmount * 250;
    let processorPrice = videoSum * 0.35;
    let ram = videoSum * 0.10;

    let processorSum = processorPrice * processorsAmount;
    let ramSum = ramsAmount * ram;

    let total = videoSum + processorPrice + ramSum;

    if(videoCardsAmount > processorsAmount){
        total = total * 0.85;
    }

    let diff = Math.abs(budget - total);

  if (total <= budget) {
        console.log(`You have ${diff.toFixed(2)} leva left!`)
    } else {
        console.log(`Not enough money! You need ${diff.toFixed(2)} leva more!`)
    }

}