The Quest Begins (The "Why") I still remember the first time I stared at a competitive‑programming statement and felt my brain short‑circuit. The problem talked about “n ≤ 2·10⁵”, “each value is between 1 and 10⁹”, and “you need to answer q queries in O(log n) time”. My eyes glazed over, I star...
Source: [Dev.to](https://dev.to/timevolt/reading-constraints-like-neo-how-to-see-the-algorithm-instantly-4116)