ravindugm

public class PrintValue {
    public static void main(String[] args) {
        int[] xr = {1, 2, 3, 4, 5, 6, 7, 8, 9, 3, 2, 1, 6, 5, 4, 9, 8, 7};

        System.out.println("Length: " + xr.length);

        for (int i = 0; i < xr.length; i++) {
            System.out.print(xr[i] + " ");
        }
    }

ravindugm

import java.util.Random;
import java.util.Scanner;

public class Calculator {

    public static int[] createAnArray(int size) {
        int[] xr = new int[size];
        return xr;
    }

ravindugm

public class PrintArrays {
    public static void main(String[] args) {
        byte[] a = {21, 23, 43, 45, 65, 67, 87, 89};
        short[] b = {21, 23, 43, 45, 65, 67, 87, 89};
        int[] c = {21, 23, 43, 45, 65, 67, 87, 89};
        long[] d = {21, 23, 43, 45, 65, 67, 87, 89};

        System.out.println(MyArrays.toString(a));
        System.out.println(MyArrays.toString(b));
        System.out.println(MyArrays.toString(c));

ravindugm

import java.util.Arrays;

public class ReversedWhileLoop {
    public static void main(String[] args) {
        int[] xr = {21, 22, 23, 24, 25, 30};
        System.out.println(Arrays.toString(xr));

        int start = 0;
        int end = xr.length - 1;

ravindugm

import java.util.Arrays;

public class ReversedForLoop {
    public static void main(String[] args) {

        int[] xr = {21, 22, 23, 24, 25, 30};
        System.out.println(Arrays.toString(xr));

        for (int i = 0, j = xr.length - 1; i < j; i++, j--) {
            int temp = xr[i];

ravindugm

import java.util.Arrays;

public class ReversedForLoop {

    public static void reverse(int[] xr) {
        for (int i = 0, j = xr.length - 1; i < j; i++, j--) {
            int temp = xr[i];
            xr[i] = xr[j];
            xr[j] = temp;
        }

ravindugm

import java.util.Arrays;

public class SecondMax {

    public static int secondMax(int[] xr) {

        int max = Integer.MIN_VALUE;
        int secondMax = Integer.MIN_VALUE;

        for (int i = 1; i < xr.length; i++) {

ravindugm

public class CompareArrays {

    public static boolean compareTwoArrays(int[] xr, int[] yr) {
        if (xr.length == yr.length) {
            for (int i = 0; i < xr.length; i++) {
                if (xr[i] != yr[i]) {
                    return false;
                }
            }
            return true;

ravindugm

import java.util.Arrays;

public class LastIndexOf {

    public static int search(int key, int[] xr) {
        int index = -1;

        for (int i = 0; i < xr.length; i++) {
            if (key == xr[i]) {
                index = i;

ravindugm

import java.util.Arrays;

public class FirstIndexOf {

    public static int search(int key, int[] xr) {
        int index = -1;

        for (int i = 0; i < xr.length; i++) {
            if (key == xr[i]) {
                index = i;