Solution for "Bill Division" in Hackerrank

Bill Division | JavaScript | Solution.js

const bill = [3, 10, 2, 9];
const k = 1;
const b = 12;
function bonAppetit(bill, k, b) {
  const result = bill.reduce((acc, el) => acc + el, 0);
  if((result-bill[k])/2===b)console.log('bun')
  else{console.log(b-(result-bill[k])/2)}
  ///////////OR//////////////
  if (k === 0) {
    bill.shift();
  } else {
    bill.splice(k, 1);
  }
  const result = bill.reduce((acc, el) => acc + el / 2, 0);
  if (result === b) {
    console.log("Bon Appetit");
  } else {
    console.log(b - result);
  }
}
bonAppetit(bill, k, b);