function sortOnlyPlus(input) {
  const inputArr = input.map((e, i) => {
    return {
      index: i,
      value: e,
    }
  })
  const inputMinus = inputArr.filter(e => e.value < 0)
  const inputPlus = inputArr.filter(e => e.value >= 0)
  const inputMinusIndex = inputMinus.map(e => e.index)
  const inputSorted = inputPlus.sort((a, b) => a.value - b.value)

  const result = []
  let index = 0
  for (let i = 0; i < input.length; i++) {
    if (inputMinusIndex.indexOf(i) > -1) {
      result[i] = inputMinus.filter(e => e.index === i)[0]
    } else {
      result[i] = inputSorted[index]
      index += 1
    }
  }

  return result.map(e => e.value)
}