# Tag Archives: DFS

Given a Generic Tree consisting of N nodes valued from 0 to (N – 1) where P[i]th in the array P[] denotes ith nodes parent(1-based… Read More
Given a tree consisting of N nodes an array edges[] of size N – 1 such that for each {X, Y, W} in edges[] there… Read More
Given a Binary Tree consisting of N nodes having no values in it and an integer X, that represents the value of the root node,… Read More
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Given a Generic Tree consisting of N nodes numbered from 0 to N – 1 which is rooted at node 0 and an array val[]… Read More
Given a generic tree consisting of N nodes, the task is to find the maximum sum of the path from the root to the leaf… Read More
Given a Binary Search Tree, a target node in the BST, and an integer value K, the task is to find the sum of all… Read More
Given a Binary tree, and target sum as K, the task is to print all the possible paths from root to leaf that has the… Read More
Given an N-ary Tree consisting of N nodes valued from [0, N – 1] and two binary arrays initial[] and final[] of size N such… Read More
Given a Generic Tree consisting of N nodes, the task is to find the average width for each node present in the given tree. The… Read More
Given a positive integer N denoting the number of astronauts(labelled from 0 from (N – 1))and a matrix mat[][] containing the pairs of astronauts that… Read More
Given a graph, G consisting of N nodes, a source S, and an array Edges[] of type {u, v} that denotes that there is an… Read More
Given a directed graph G consisting of N nodes and N-1 edges, and a positive integer K, and initially, all the nodes of the graph… Read More
Given a tree consisting of N nodes and rooted at node 1, also given an array Q[] of M pairs, where each array element represents… Read More
Given a binary matrix mat[][] of dimensions N*M, the task is to find the minimum number of flips required from the given binary matrix such… Read More