SOURCE

// function Stack() {
//     let items = []
//     this.push = function (element) {
//         items.push(element)
//     }
//     this.pop = function () {
//         items.pop()
//     }
//     this.peek = function () {
//         return items[items.length - 1]
//     }
//     this.isEmpty = function () {
//         return items.length === 0
//     }
//     this.size = function () {
//         return items.length
//     }
//     this.clear = function () {
//         items = []
//     }
//     this.print = function () {
//         console.log(JSON.stringify(items))
//     }
// }

// ES6
class Stack {
    constructor() {
        this.items = []
    }
    push(element) {
        this.items.push(element)
    }
    pop() {
        this.items.pop()
    }
    peek() {
        return this.items[items.length - 1]
    }
    isEmpty() {
        return this.items.length === 0
    }
    size() {
        return this.items.length
    }
    clear() {
        this.items = []
    }
    print() {
        console.log(this.items.toString())
    }
}
function divideBy2(decNumber) {

    var remStack = new Stack(),
        rem,
        binaryString = ''

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

    while(!remStack.isEmpty()) {
        console.log(JSON.stringify(remStack))
        binaryString += (remStack.pop()).toString()
    }

    return binaryString
}

// console.log(divideBy2(233))