text: module.exports = function multiply(first, second) {
    // your solution
    //var first = '5';
    //var first1 = first.value;
   // var second = '10';
    //var second1 = second.value;
    //var a = Number(first);
    //var b = Number(second);
    //var a = parseInt(first);
    //var b = parseInt(second);
    var a = BigInt(first);
    var b = BigInt(second);
    var c = a * b;
    var d = c.toString();
    return d;
  }
  
  
  