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67题 #114

Closed

zo11o opened this issue May 6, 2019 · 1 comment

zo11o commented May 6, 2019

function formatArray (arr) {
  let result = []

  arr.sort((a, b) => {
    return a - b
  })

  arr = _unique(arr)
  let i = 4
  let n = 0
  while (n < 7) {
    result.push(arr.slice(n, i + n))
    n = n + i
    i = (i / 2)
  }

  function _unique (arr) {
    var x = new Set(arr)
    return [...x]
  }

  return result
}

formatArray([2, 10, 3, 4, 5, 11, 10, 11, 20])

Contributor

yygmind commented May 6, 2019

已有 ISSUE #113

yygmind closed this as completed

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