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Problems with tag O(h)

153 found, showing 90 to 120

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Lowest Common Ancestor of a Binary Tree II ->

Medium, #1644, 2 solutions

Lowest Common Ancestor of a Binary Tree III ->

Medium, #1650, 2 solutions

Lowest Common Ancestor of a Binary Tree IV ->

Medium, #1676, 2 solutions

Lowest Common Ancestor of a Binary Tree ->

Medium, #236, 6 solutions

Lowest Common Ancestor of Deepest Leaves ->

Medium, #1123, 2 solutions

Maximum Average Subtree ->

Medium, #1120, 2 solutions

Maximum Binary Tree II ->

Medium, #998, 2 solutions

Maximum Depth of Binary Tree ->

Easy, #104, 5 solutions

Maximum Difference Between Node and Ancestor ->

Medium, #1026, 2 solutions

Maximum Product of Splitted Binary Tree ->

Medium, #1339, 2 solutions

Maximum Subtree of the Same Color ->

Medium, #3004, 2 solutions

Maximum Sum BST in Binary Tree ->

Hard, #1373, 2 solutions

Lowest Common Ancestor ->

Medium, #88, 1 solutions

Maximum Width of Binary Tree ->

Medium, #662, 4 solutions

Merge Two Binary Trees ->

Easy, #617, 2 solutions

Mini Parser ->

Medium, #385, 3 solutions

Minimum Absolute Difference in BST ->

Easy, #530, 3 solutions

Max Consecutive Ones ->

Easy, #559, 2 solutions

Minimum Depth of Binary Tree ->

Easy, #111, 3 solutions

Minimum Distance Between BST Nodes ->

Easy, #783, 2 solutions

Minimum Flips in Binary Tree to Get Result ->

Hard, #2313, 2 solutions

Move Sub-Tree of N-Ary Tree ->

Hard, #1516, 2 solutions

N-ary Tree Postorder Traversal ->

Easy, #590, 2 solutions

N-ary Tree Preorder Traversal ->

Easy, #589, 2 solutions

Nested List Weight Sum II ->

Medium, #364, 2 solutions

Nested List Weight Sum ->

Medium, #339, 2 solutions

Number of Good Leaf Nodes Pairs ->

Medium, #1530, 2 solutions

Number of Nodes in the Sub-Tree With the Same Label ->

Medium, #1519, 2 solutions

Path Sum II ->

Medium, #113, 3 solutions

Minimum Fuel Cost to Report to the Capital ->

Medium, #2477, 2 solutions