[Tree Matching](https://cses.fi/problemset/task/1130/) - [solution by ar_rony1](https://cses.fi/paste/5063358e3ad179a7614a16/) [Tree Distances II](https://cses.fi/problemset/task/1133/) - [Solution by ar_rony1](https://cses.fi/paste/53eff2f0f436fb2861505d/) [Tree Distances I](https://cses.fi/problemset/task/1132) - [Solution by ar_rony1](https://cses.fi/paste/10b381d157426b8e614e49/) [Company Queries I](https://cses.fi/problemset/task/1687) - [Solution by ar_rony1](https://cses.fi/paste/9453356b4844de3d5d6e7a/) [Company Queries II](https://cses.fi/problemset/task/1688) - [Solution by ar_rony1](https://cses.fi/paste/08a29633ef085fdd618be0/) [Distance Queries](https://cses.fi/problemset/task/1135) - [Solution by ar_rony1](https://cses.fi/paste/07041f0d5acf0e43618c40/) [Counting Paths](https://cses.fi/problemset/task/1136) - [Solution by ar_rony1](https://cses.fi/paste/f16d68382a7b97796196c5/) [Subtree Queries](https://cses.fi/problemset/task/1137) - [Solution by ar_rony1](https://cses.fi/paste/237707c8fc261ffc61a959/) [Path Queries](https://cses.fi/problemset/task/1138) - [Solution by ar_rony1](https://cses.fi/paste/dbb8fe58a3406bf261a9c9/) [Distinct Colors](https://cses.fi/problemset/task/1139) - [Solution by ar_rony1](https://cses.fi/paste/a0d16dafacc8037a61ad2c/)
[Distributing Apples](https://cses.fi/problemset/task/1716) - [solution by ar_rony1](https://cses.fi/paste/06074e54d99c3bb248646e/) [Christmas Party](https://cses.fi/problemset/task/1717/) - [Solution by ar_rony1](https://cses.fi/paste/98a2da5e2b4745334865d8/)
[Static Range Minimum Queries](https://cses.fi/problemset/task/1647/) - [solution by ar_rony1](https://cses.fi/paste/486e757d5d10a3dc4f6874/) [Range Xor Queries](https://cses.fi/problemset/task/1650) - [solution by ar_rony1](https://cses.fi/paste/6eaed65683ac330d5d4a88/) [Hotel Queries](https://cses.fi/problemset/task/1143) - [solution by ar_rony1](https://cses.fi/paste/097c6f6f4f65b05660ed3e/) [List Removals](https://cses.fi/problemset/task/1749) - [solution by ar_rony1](https://cses.fi/paste/d860a70f95f193de60f051/) [Prefix Sum Queries](https://cses.fi/problemset/task/2166) - [solution by ar_rony1](https://cses.fi/paste/334b643029ccb4c760f0d2/) [Pizzeria Queries](https://cses.fi/problemset/task/2206/) [Solution by ar_rony1](https://cses.fi/paste/3ed2cb27fa8443df60f33b/)