This resource features 79 Java Array Exercises, each complete with solutions and detailed explanations.

Java Array : An array is a group of similar typed variables that are referred to by a common name. Arrays of any type can be created and may have one or more dimensions.

Test Data: array1 = 50, -20, 0, 30, 40, 60, 12 array2 = 45, 20, 10, 20, 30, 50, 11 Sample Output: ... Write a Java program to create an array of length 2 from two integer arrays with three elements. The newly created array will contain the first and last elements from the two arrays.

Java Array Exercises_ Array Exercises - w3resource - Free download as PDF File (.pdf), Text File (.txt) or read online for free. This document provides 23 exercises on Java arrays with explanations and solutions. It covers topics like sorting, summing, printing grids, finding maximum/minimum/duplicate values, and more.

The newly created array will contain the first and last elements from the two arrays. ... import java.util.Arrays; public class Exercise77 { public static void main(String[] args) { // Define two integer arrays (array1 and array2) int[] array1 = {50, -20, 0}; int[] array2 = {5, -50, 10}; // Print the elements of array1 System.out.println("Array1: " + Arrays.toString(array1)); // Print the elements of array2 System.out.println("Array2: " + Arrays.toString(array2)); // Create a new array, array_new, with elements from array1 and array2 int[] array_new = {array1[0], array2[2]}; // Print the elements of the new array, array_new System.out.println("New Array: " + Arrays.toString(array_new)); } }

This resource offers a total of 110 Java ArrayList problems for practice.

Java.util.ArrayList Class: ArrayList Class represents a dynamically sized, index-based collection of objects. Implements all optional list operations, and permits all elements, including null.

Java Collection, ArrayList Exercises and solution: Write a Java program to create an array list, add some colors (strings) and print out the collection.

Write a Java program to form a character array from a string and then replace every consonant with the next alphabet letter.

Java Miltithreading Exercises [ 75 exercises ] Data Structures · Array [ 395 Exercises ] Stack [ 145 Exercises ] Collection [ 630 Exercises ] Strings and I/O · String [ 560 Exercises ] Input-Output-File-System [ 90 Exercises ] Date and Time · Date Time [ 230 Exercises ] Advanced Concepts ·

Original Array: 10 20 30 40 50 60 After changing the rows and columns of the said array:10 40 20 50 30 60 ... 156. Write a Java program that returns the largest integer but not larger than the base-2 logarithm of a specified integer.

Iterable: ArrayList implements the Iterable interface, which means it can be easily traversed using iterators or enhanced for loops. Not Synchronized: This class is roughly equivalent to Vector, except it is unsynchronized. ... In Java, LinkedList is another implementation of the List interface provided by the Java Collections Framework.

Java Array : An array is a group of similar typed variables that are referred to by a common name. Arrays of any type can be created and may have one or more dimensions.

import java.util.Arrays; public class Exercise1 { public static void main(String[] args){ int[] my_array1 = { 1789, 2035, 1899, 1456, 2013, 1458, 2458, 1254, 1472, 2365, 1456, 2165, 1457, 2456}; String[] my_array2 = { "Java", "Python", "PHP", "C#", "C Programming", "C++" }; System.out.println("Original numeric array : "+Arrays.toString(my_array1)); Arrays.sort(my_array1); System.out.println("Sorted numeric array : "+Arrays.toString(my_array1)); System.out.println("Original string array : "+Arrays.toString(my_array2)); Arrays.sort(my_array2); System.out.println("Sorted string array : "+Arrays.toString(my_array2)); } }

Java Wrapper Classes Java Generics Java Annotations Java RegEx Java Threads Java Lambda Java Advanced Sorting ... How Tos Add Two Numbers Swap Two Variables Even or Odd Number Reverse a Number Positive or Negative Square Root Area of Rectangle Celsius to Fahrenheit Sum of Digits Check Armstrong Num Random Number Count Words Count Vowels in a String Remove Vowels Count Digits in a String Reverse a String Palindrome Check Check Anagram Convert String to Array Remove Whitespace Count Character Frequency Sum of Array Elements Find Array Average Sort an Array Find Smallest Element Find Largest Element Second Largest Array Min and Max Array Merge Two Arrays Remove Duplicates Find Duplicates Shuffle an Array Factorial of a Number Fibonacci Sequence Find GCD Check Prime Number ArrayList Loop HashMap Loop Loop Through an Enum

Java Wrapper Classes Java Generics Java Annotations Java RegEx Java Threads Java Lambda Java Advanced Sorting ... How Tos Add Two Numbers Swap Two Variables Even or Odd Number Reverse a Number Positive or Negative Square Root Area of Rectangle Celsius to Fahrenheit Sum of Digits Check Armstrong Num Random Number Count Words Count Vowels in a String Remove Vowels Count Digits in a String Reverse a String Palindrome Check Check Anagram Convert String to Array Remove Whitespace Count Character Frequency Sum of Array Elements Find Array Average Sort an Array Find Smallest Element Find Largest Element Second Largest Array Min and Max Array Merge Two Arrays Remove Duplicates Find Duplicates Shuffle an Array Factorial of a Number Fibonacci Sequence Find GCD Check Prime Number ArrayList Loop HashMap Loop Loop Through an Enum