Discussions

Why does my solution TLE on the last test case? A single pass with a running value is enough here. Keep track of the best answer so far and update it as you scan, which gives O(n) time and O(1) extra space.

Asked in my Walmart Global Tech OA last week. A single pass with a running value is enough here. Keep track of the best answer so far and update it as you scan, which gives O(n) time and O(1) extra space.