Cash Register //from FreeCodeCamp Algorithm//

function checkCashRegister(price, cash, cid) {
  let change = cash * 100 - price * 100;
  let ncid = cid.map((x) => Number(Math.round(x[1] * 100)));
  let returnObject = { status: null, change: [] };

  const denominations = [
    ['PENNY', 1],
    ['NICKEL', 5],
    ['DIME', 10],
    ['QUARTER', 25],
    ['ONE', 100],
    ['FIVE', 500],
    ['TEN', 1000],
    ['TWENTY', 2000],
    ['ONE HUNDRED', 10000],
  ];

  for (let i = denominations.length - 1; i >= 0; i--) {
    returnObject.change.unshift([denominations[i][0], 0]);
    if (change < denominations[i][1]) {
      continue;
    } else if (change >= denominations[i][1]) {
      while (change >= denominations[i][1]) {
        if (ncid[i] - denominations[i][1] < 0) {
          console.log(ncid[i]);
          break;
        }
        change -= denominations[i][1];
        ncid[i] -= denominations[i][1];
        returnObject.change[0][1] += denominations[i][1];
        console.log(change);
      }
    }
  }
  console.log(change);
  console.log(ncid);
  returnObject.change = returnObject.change
    .map((x) => [x[0], x[1] / 100])
    .sort((a, b) => b[1] - a[1]);
  if (change > 0) {
    returnObject.status = 'INSUFFICIENT_FUNDS';
    returnObject.change = [];
  } else if (ncid.reduce((a, b) => a + b) === 0) {
    returnObject.status = 'CLOSED';
  } else {
    returnObject.status = 'OPEN';
    returnObject.change = returnObject.change.filter((x) => x[1] !== 0);
  }
  return returnObject;
}