SOURCE

function Stack() {
    let __items = [];

    this.push = function (element) {
        __items.push(element);
    }

    this.pop = function () {
        return __items.pop();
    }

    this.peek = function () {
        return __items[item.length - 1];
    }

    this.isEmpty = function () {
        return __items.length === 0
    }

    this.size = function () {
        return __items.length
    }

    this.clear = function () {
        __items = []
    }

    this.print = function () {
        console.log(__items.toString())
    }
}

let stack= new Stack();
console.log(stack.isEmpty());

stack.push(8);
stack.push(10);

function divideBy2 (decNumber) {
    let remStack = new Stack();
    let rem, binaryString = '';

    while (decNumber > 0) {
        rem = Math.floor(decNumber % 2);
        remStack.push(rem);
        decNumber = Math.floor(decNumber / 2);
    }

    while (!remStack.isEmpty()) {
        binaryString += remStack.pop().toString();
    }

    return binaryString;
}

console.log(divideBy2(79))