Give a binary tree, find its minimum depth. The minimum depth is the number of nodes along the shortest path from root node down to the nearest leaf node. Solution 1. Recursion 1publicclassMinDepthBt {2publicintgetMinDepth(TreeNode root) {3returnhelper(root, 0);4}5privateinthelper(TreeN...
第一题 Given a binary tree, find its minimum depth.The minimum depth is the number of nodes along the shortest path from the root node down to the nearest leaf node. 返回一个二叉树的最短深度,即从根节点到叶子节点的所有路径中中,包含最少节点的那条路径上的节点个数 publicclassSolution {publi...
Minimum Depth of a Binary Tree - GFG Minimum Operations - GFG Minimum element in BST - GFG Move all zeroes to end of array - GFG Next Greater Element - GFG Nodes at given distance in binary tree - GFG Non Repeating Character - GFG Non Repeating Numbers - GFG Normal BST to Balanced...
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0094-binary-tree-inorder-traversal.py 0097-interleaving-string.py 0098-validate-binary-search-tree.py 0100-same-tree.py 0102-binary-tree-level-order-traversal.py 0104-maximum-depth-of-binary-tree.py 0105-construct-binary-tree-from-preorder-and-inorder-traversal.py 0110-...
Compute sum of digits in all numbers from 1 to N for a given N Minimum jumps required using Dynamic programming Graph Algorithms Graph coloring problem's solution using backtracking algorithm Breadth First Search and Depth First Search Algorithms Travelling Salesman Problem Kruskal's (P) and Prim'...
Given a binary tree, find the leftmost value in the last row of the tree. Example 1: Input: 2 / \ 1 3 Output: 1 1. 2. 3. 4. 5. 6. 7. 8. Example 2: Input: 1 / \ 2 3 / / \ 4 5 6 / 7 Output: 7 1. 2. ...
Recent work has shown that EAs provide optimal solutions in expected FPT (fixed parameter tractable) time for the NP-hard generalised minimum spanning tree [32], minimum spanning trees with maximum number of leaves [33], the Euclidean and the generalised travelling salesperson problems [34], [32...
Maximum Depth of Binary Tree Minimum Height Trees 参考资料: https://leetcode.com/problems/find-leaves-of-binary-tree/ https://leetcode.com/problems/find-leaves-of-binary-tree/discuss/83773/1-ms-Easy-understand-Java-Solution https://leetcode.com/problems/find-leaves-of-binary-tree/discuss/1916...
// Data structure to store information about a binary tree struct SubTreeInfo { // stores the minimum and the maximum value in the binary tree rooted under the // current node. They are relevant only if the `isBST` flag is true int min, max; // stores size of the largest BST in ...