const dollars = 5150;
const kurs = 1.767;

const naemOfis = 450;
const schetovodstvo = 150;
const smetkaTokVoda = 132;

const razxodiUpravitel = 200;
const razxodiSmetkaBGN = 10;
const razxodiTegleneIPrexvurlqne = 60;
const razxodiInternetZa4Meseca = 75;
const razxodiKafeIToaletnaXartiq = 25;

const people = 3;
const koeficent = 0.85;

function converToLeva(dollars, kurs, cb) {
    cb(dollars * kurs);
}

function calculate(drugiRazxodi, cb) {
    cb(drugiRazxodi);
}

function priznatiRaxodi(razxodi, cb) {
    var obshtoPriznati = razxodi.reduce((a, b) => a + b, 0)
    cb(obshtoPriznati);
}

function print(result, cb) {
    cb(result);
}


converToLeva(dollars, kurs, (obshtoPari) => {
    priznatiRaxodi([naemOfis, schetovodstvo], (obshtoPriznati) => {
        const drugiRazxodi = razxodiUpravitel + razxodiSmetkaBGN + razxodiTegleneIPrexvurlqne + razxodiInternetZa4Meseca + razxodiKafeIToaletnaXartiq;
        calculate(drugiRazxodi, () => {
            const total = ((obshtoPari - obshtoPriznati) * koeficent) - drugiRazxodi;
            const moneyPerPerson = Math.floor(total / 3);
            print(moneyPerPerson, console.log);//2285
        })
    })
})