49 docs tagged with "Depth-First Search"

Author: @wingkwong, @ganajayant, @vigneshshiv, @radojicic23, @jit | https://leetcode.com/problems/binary-tree-inorder-traversal/

Author: @ColeB2, @radojicic23 | https://leetcode.com/problems/same-tree/

Author: @wingkwong | https://leetcode.com/problems/path-sum/

Author: @wingkwong, @lonyehan, @radojicic23 | https://leetcode.com/problems/path-sum-ii/

Author: @ColeB2 | https://leetcode.com/problems/binary-tree-maximum-path-sum/

Author: @heder, @jit | https://leetcode.com/problems/sum-root-to-leaf-numbers/

Author: @ColeB2, @kesava-karri | https://leetcode.com/problems/surrounded-regions/

Author: @ColeB2 | https://leetcode.com/problems/clone-graph/

Author: @wingkwong, @ganajayant, @vigneshshiv, @radojicic23 | https://leetcode.com/problems/binary-tree-preorder-traversal/

Author: @wingkwong, @ganajayant, @vigneshshiv, @radojicic23 | https://leetcode.com/problems/binary-tree-postorder-traversal/

Author: @wingkwong, @ColeB2 | https://leetcode.com/problems/number-of-islands/

Author: @wingkwong | https://leetcode.com/problems/course-schedule/

Author: @wingkwong | https://leetcode.com/problems/course-schedule-ii/

Author: @ColeB2 | https://leetcode.com/problems/design-add-and-search-words-data-structure/

Author: @ColeB2, @radojicic23 | https://leetcode.com/problems/invert-binary-tree/

Author: @ColeB2, @radojicic23 | https://leetcode.com/problems/kth-smallest-element-in-a-bst/

Author: @ColeB2, @radojicic23 | https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree/

Author: @ColeB2 | https://leetcode.com/problems/serialize-and-deserialize-binary-tree/

Author: @wingkwong | https://leetcode.com/problems/binary-tree-longest-consecutive-sequence/

Author: @wingkwong | https://leetcode.com/problems/number-of-connected-components-in-an-undirected-graph/

Author: @ColeB2 | https://leetcode.com/problems/longest-increasing-path-in-a-matrix/

Author: @ColeB2 | https://leetcode.com/problems/reconstruct-itinerary/

Author: @heiheihang, @wingkwong, @jit | https://leetcode.com/problems/sum-of-left-leaves/

Author: @wingkwong, @radojicic23, @ColeB2 | https://leetcode.com/problems/pacific-atlantic-water-flow/

Author: @kesava-karri | https://leetcode.com/problems/path-sum-iii/

Author: @wingkwong | https://leetcode.com/problems/find-mode-in-binary-search-tree/

Author: @wingkwong | https://leetcode.com/problems/most-frequent-subtree-sum/

Author: @ColeB2 | https://leetcode.com/problems/diameter-of-binary-tree/

Author: @wingkwong, @lonyehan, @jit, @kesava-karri | https://leetcode.com/problems/construct-string-from-binary-tree/

Author: @divyansh_0602, @jit, @heder| https://leetcode.com/problems/add-one-row-to-tree/

Author: @wingkwong | https://leetcode.com/problems/average-of-levels-in-binary-tree/

Author: @madhu915 | https://leetcode.com/problems/two-sum-iv-input-is-a-bst/

Author: @ColeB2 | https://leetcode.com/problems/redundant-connection/

Author: @ColeB2, wingkwong | https://leetcode.com/problems/max-area-of-island/

Author: @wingkwong | https://leetcode.com/problems/network-delay-time/

Author: @ColeB2 | https://leetcode.com/problems/swim-in-rising-water/

Author: @wingkwong, @ColeB2 | https://leetcode.com/problems/cheapest-flights-within-k-stops/

Author: @wingkwong | https://leetcode.com/problems/binary-tree-pruning/

Author: @wingkwong, @radojicic23 | https://leetcode.com/problems/keys-and-rooms/

Author: @wingkwong | https://leetcode.com/problems/most-stones-removed-with-same-row-or-column/

Author: @wingkwong, @lonyehan | https://leetcode.com/problems/vertical-order-traversal-of-a-binary-tree/

Author: @wingkwong | https://leetcode.com/problems/longest-zigzag-path-in-a-binary-tree/

Author: @hirotake111, @wingkwong | https://leetcode.com/problems/minimum-time-to-collect-all-apples-in-a-tree/

Author: @wingkwong | https://leetcode.com/problems/count-good-nodes-in-binary-tree/

Author: @wingkwong | https://leetcode.com/problems/pseudo-palindromic-paths-in-a-binary-tree/

Author: @wingkwong | https://leetcode.com/problems/number-of-nodes-in-the-sub-tree-with-the-same-label/

Author: @wingkwong | https://leetcode.com/problems/path-with-minimum-effort/

Author: @TBC | https://leetcode.com/problems/where-will-the-ball-fall/

Author: @wingkwong | https://leetcode.com/problems/minimum-fuel-cost-to-report-to-the-capital/