tree cplusplus codechef recursion data-structures binary-search-tree codeforces java-8 algorithm-competitions dynamic-programming segment-tree dijkstra-algorithm prim-algorithm algorithms-datastructures union-find recursive-backtracking-algorithm traversal-methods graphs-theory tree-dp

hashing tree stack queue graph array competitive-programming greedy dynamic-programming segment-tree tries divide-and-conquer data-structures-and-algorithms bitmasking tree-dp binary-lifting cses-solutions digit-dp cdc-iit-kgp atcoder-dp-solution