The machine won’t check your bigO!
Focus on getting it to work. If you have time, address the overflow. If you get bogged down by the overflow concerns, you lose focus and lose speed.
–Here are my practical strategy for codility
- Don’t aim for high marks, since these tests are very hard-to-please and not very popular.
- Get friends to help crack it.
- Remember that ROTI is lower than other coding tests like Bloomberg style. ECT and thinking speed is way too demanding.