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Minimum Spanning Tree (MST) | Kruskal’s Algorithm in C++

Kruskal’s algorithm is one of the popular algorithms used to find an MST in a connected weighted graph. This algorithm is efficient, easy to understand, and guarantees the construction of a minimum-weight spanning tree.

Algorithms, Graphs, Greedy approach

Java Notes | Abstract class & Multi-level Inheritance

Each child class in the hierarchy is responsible for implementing abstract methods that have not been implemented by its superclasses.

Java

Bellman-Ford Algorithm | Single source shortest path

This algorithm uses Relaxation, to find the shortest path between the source vertex and other vertices. It gradually expands the search space until the shortest path to the destination node is found.

Algorithms, Dynamic Programming, Graphs

Dijkstra’s Algorithm | Single source shortest path

Dijkstra’s algorithm works based on the principle of Greedy-approach, gradually expanding the search space until the shortest path to the destination node is found.

Algorithms, Graphs, Greedy approach

Nim’s Game | Code Implementation

In the world of mathematical games, Nim’s game stands out as a fascinating and challenging two-player game. Despite its simple rules, Nim’s game requires strategic thinking and logical reasoning to win the game.

Competitive Programming, Mathematics

Order Statistics | Selection Algorithm

“Order Statistics” is a concept discussed in the book “Introduction to Algorithms”. It pertains to finding the ith order statistics of a set of n elements in linear time. ith order statistics is the ith smallest element in a set of n elements.

Algorithms, Interview Questions

Non-decreasing Subsequences Solution – LeetCode Solution [Medium]

Given an integer array nums, return all the different possible non-decreasing subsequences of the given array with at least two elements.

Algorithms, Backtracking & Recursion, Competitive Programming

Is Subsequence – LeetCode Solution [Easy]

Given two strings s and t, return true if s is a subsequence of t, or false otherwise.

Competitive Programming

LRU (Least Recently Used) Cache | Algorithm & Implementation

LRU (Least Recently Used) Cache is a type of cache replacement algorithm, where the least recently used item is removed when the cache is full.

Algorithms, Special Data Structures

Data Structures for Disjoint Sets | Union Find Algorithm

This data structure is useful in situations where we need to group items together based on certain criteria, and then perform operations on these groups.

Algorithms, Special Data Structures