message: Update minimum-cost-to-hire-k-workers.py
diff: @@ -13,12 +13,9 @@ class Solution(object):
  :type K: int
  :rtype: float
  """
  - workers = [[float(w)/q, q] for w, q in itertools.izip(wage, quality)]
  - workers.sort()
  - result = float("inf")
  - qsum = 0
  + result, qsum = float("inf"), 0
  max_heap = []
  - for r, q in workers:
  + for r, q in sorted([float(w)/q, q] for w, q in itertools.izip(wage, quality)):
  qsum += q
  heapq.heappush(max_heap, -q)
  if len(max_heap) > K:
  