c-plus-plus library algorithms cpp convex-hull interval-tree huffman-tree segment-tree template-library convex-hull-algorithms treaps cpp20 c-plus-plus-20 treap convex-hull-trick convex-hull-algorithm segment-trees interval-trees treap-data-structure dynamic-convex-hull

data-structures tree-traversal preorder-traversal interval-trees interval-intersection interval-insertion interval-search interval-deletion