message: Update put-boxes-into-the-warehouse-ii.cpp
diff: class Solution {
  public:
  int maxBoxesInWarehouse(vector<int>& boxes, vector<int>& warehouse) {
  - sort(begin(boxes), end(boxes), greater<int>());
  + sort(rbegin(boxes), rend(boxes));
  int left = 0, right = size(warehouse) - 1;
  for (const auto& h : boxes) {
  if (h <= warehouse[left]) {
  