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Divide and Conquer Problems in JAVA

  • Binary Search
  • Merge Sort
  • Quick Sort
  • Median Finding
  • Min and Max Finding
  • Matrix Multiplication
  • Closet Pair Problem



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Heap implementation in JAVA

In this tutorial we will see all the functionalities of heaps implemented through java language.

package com.problems.heap;publicclassHeapFunctions{//Function to generate maxheapify where root is max than childspublicvoidmaxHeapify(int Arr[],int i,int N){int largest;int left =2*i+1;//left childint right =2*i +2;//right child System.out.println("left"+" "+left); System.out.println("right"+" "+right); System.out.println("Max size"+" "+N);if(left< N && Arr[left]> Arr[i]){ largest = left; System.out.println("largest left"+largest);}else{ largest = i; System.out.println("largest i"+largest);}if(right < N && Arr[right]> Arr[largest]){ largest = right; System.out.println("largest right"+largest);}if(largest != i ){ System.out.println("No largest"+largest); Arr=swap (A…

5 books that your college doesn’t tell to read seriously for PLACEMENTS

1.Let us C - It can be the best book to pick in your first semester itself. The book is written in a very simple style so you can easily grasp most of the concepts of programming by just working hard on it. It will help you in building basics of programming around c language.

2.HEAD FIRST JAVA-This book you should buy in third semester and invest your whole second year into it by working on all the codes. This book will help you teaching the concepts in a very attractive way. You will never bore while working  through this book.

3.Data Structure Made Easy In Java - As soon you finished studying core java in the 4th semester just pick this book to understand the logic’s of data structure and algorithms. It will help you to go deep inside this subject from which questions are frequently asked in all the interviews. This book carries a great set of problems that will help in developing intellectual knowledge around algorithms.

4.Cracking The Coding Interview – This book you should start pra…