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2 parents 70c4d5a + 6206986 commit 9ca54a4Copy full SHA for 9ca54a4
src/graph/hld.md
@@ -183,3 +183,8 @@ int query(int a, int b) {
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## Practice problems
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- [SPOJ - QTREE - Query on a tree](https://www.spoj.com/problems/QTREE/)
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+- [CSES - Path Queries II](https://cses.fi/problemset/task/2134)
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+- [Codeforces - Subway Lines](https://codeforces.com/gym/101908/problem/L)
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+- [Codeforces - Tree Queries](https://codeforces.com/contest/1254/problem/D)
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+- [Codeforces - Tree or not Tree](https://codeforces.com/contest/117/problem/E)
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+- [Codeforces - The Tree](https://codeforces.com/contest/1017/problem/G)
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