National Court JS

function nationalCourt(emp1, emp2, emp3, pplCount) {

    let pplServed = pplCount;
    let timeNeeded = 0;
    let restCounter = 0;
    let i = 3;

    while (pplServed > 0) {
        pplServed -= emp1;
        pplServed -= emp2;
        pplServed -= emp3;
        timeNeeded++;
        restCounter++;
        if (restCounter % 10 === i) {
            timeNeeded++;
            i += 3;
        }
    }
    console.log(`Time needed: ${timeNeeded}.`);

}