counter strike - mid exam - fundamentals

function counterCtrice(inputArray){
    let input = inputArray.slice();
    let intitalEnergy = Number(input[0]);
    let indexOfInput = 1;
    let curWonBattels = 0;

    while(intitalEnergy >= 0){
        let distance = input[indexOfInput++];

        if(distance == 'End of battle'){
            break;
        } else {
            distance = Number(distance);
        }

        if(intitalEnergy >= distance){
            curWonBattels++;
            intitalEnergy -= distance;
        } else {
            console.log(`Not enough energy! Game ends with ${curWonBattels} won battles and ${intitalEnergy} energy`);
            return;
        }

        if(curWonBattels % 3 == 0){
            intitalEnergy += curWonBattels;
        }
    }
    console.log(`Won battles: ${curWonBattels}. Energy left: ${intitalEnergy}`);
}