Robbing Houses
Problem Statement: You are given an array that represents the value present inside a house. You need to rob the houses in such a way that no…
Unique Binary Search Trees
Problem Statement: You are given a number “n”. You need to find out structurally unique binary trees that are possible. Example…
Get the least number of perfect squares
Problem Statement: You are given a number “n”. You need to return the least number of perfect square number that sum to n. A…
Get the nth Fibonacci Number
Problem Statement: You are given a number, you need to find the sum of the 2 preceding Fibonacci sequence. F(n) = F(n-1) + F (n-2) Example…
Count the ways to decode a digit sequence
Problem Statement: You are given an digit sequence, you need to count the number of possible decoding of the given digit sequence. Example…
Climb the stairs with minimum cost
Problem Statement: You are given an array with the cost. Where the cost[i] represents the cost of ith step of the stairs. If you step on the…
Dice Sum Problem
Problem Statement: You are given a number “n”. You need to count the number of ways to construct the sum by throwing a dice one or…
Check if a graph is a strongly connected using Kosaraju DFS algorithm
Problem Statement: You are given a directed graph, you need to find out if the graph is strongly connected or not. A strongly connected garph…
Find if there is a path between 2 nodes in an undirected graph
Problem Statement: You are given an undirected graph along with 2 nodes. You need to check if there is a path between the 2 nodes. Solution We…
Get the unique lengths of connected components of an undirected graph.
Problem Statement: You are given an undirected graph with connected components. Then you need to provide output of the unique length of…
