3_reverseInt.js

const num = 3849;

function reverseGivenInteger(num) {
    // write your solution here
    let reversedNum = 0;    
    while (num > 0) {
        reversedNum = reversedNum * 10 + num % 10;
        num = Math.floor(num / 10);
    }
    return reversedNum;

    // return num.toString().split('').reverse().join('');
             

}

console.log(`Reversed integer is: ${reverseGivenInteger(num)}`)