fix-the-bug.js

function addToQueue(...people) {
  var positions = []

  for (var i = 0; i < people.length; i++) {
    positions[i] = function() {
      return i + 1
    }
  }

  return positions
}

var queuePositions = addToQueue('Greg', 'Charlie', 'Anna')

console.log(queuePositions[0]()) // 4
console.log(queuePositions[1]()) // 4
console.log(queuePositions[2]()) // 4