Beautiful Pairs in Algorithm | HackerRank Programming Solutions | HackerRank Problem Solving Solutions in Java [💯Correct]

Hello Programmers/Coders, Today we are going to share solutions of Programming problems of HackerRank, Algorithm Solutions of Problem Solving Section in Java. At Each Problem with Successful submission with all Test Cases Passed, you will get an score or marks. And after solving maximum problems, you will be getting stars. This will highlight your profile to the recruiters.

In this post, you will find the solution for Beautiful Pairs in Java-HackerRank Problem. We are providing the correct and tested solutions of coding problems present on HackerRank. If you are not able to solve any problem, then you can take help from our Blog/website.

Use “Ctrl+F” To Find Any Questions Answer. & For Mobile User, You Just Need To Click On Three dots In Your Browser & You Will Get A “Find” Option There. Use These Option to Get Any Random Questions Answer.

Introduction To Algorithm

The word Algorithm means “a process or set of rules to be followed in calculations or other problem-solving operations”. Therefore Algorithm refers to a set of rules/instructions that step-by-step define how a work is to be executed upon in order to get the expected results. 

Advantages of Algorithms:

  • It is easy to understand.
  • Algorithm is a step-wise representation of a solution to a given problem.
  • In Algorithm the problem is broken down into smaller pieces or steps hence, it is easier for the programmer to convert it into an actual program.

Link for the ProblemBeautiful Pairs – Hacker Rank Solution

Beautiful Pairs – Hacker Rank Solution


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Beautiful Pairs – Hacker Rank Solution
import java.util.*;

public class Solution {

    public static void main(String[] args) {
        Scanner in = new Scanner(;
        int N = in.nextInt();
        int[] A = readArray(in, N);
        int[] B = readArray(in, N);
        int i = 0;
        int j = 0;
        int count = 0;
        while (i < N && j < N) {
            if (A[i] < B[j]) i++;
            else if (A[i] > B[j]) j++;
            else {
        if (count < N) count++;
        else count--;
    public static int[] readArray(Scanner in, int N) {
        int[] ar = new int[N];
        for (int i = 0; i < N; i++) {
            ar[i] = in.nextInt();
        return ar;

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