LinkedList implementation in JAVA

import java.util.Scanner; class Node {   int data;   Node next; } //**********************LinkedList Class**********************// public class LinkedList {  Node head;      public void insert(int d)       {             Node temp=new Node();            temp.data=d;           temp.next=null;  ...

Read More

Enum class in java (Simple program)

Days.java public enum Days { Monday,Tuesday,Wednesday,Thursday,Friday,Saturday,Sunday }; Test.java public class Test { public static void main(String []args) { Days d; Days enumarr[]=Days.values(); for(Days x:enumarr) { System.out.print(x.ordinal());  // it should print the constant value System.out.print(" "+x);   // it should print all the days System.out.print("\n"); } System.out.println("Printing using...

Read More

Three dimensional array in java using ForEachLoop

import java.util.*; public class ForEachLoop { public static void main(String []args) { Scanner s=new Scanner(System.in); System.out.println("Enter number of Pages:"); int p=s.nextInt(); System.out.println("Enter number of rows:"); int r=s.nextInt(); System.out.println("Enter number of colums:"); int c=s.nextInt(); int arr[][][]=new int[p][][]; for(int i=0;i<p;i++)         { arr[i]=new int[r][];  ...

Read More

Predefined Array-Copy method in JAVA

public class ArrayCopy{ public static void main(String []args) { int arr[]=new int[]{1,2,3,4,5,6,7,8,9,10}; for(int i:arr) { System.out.print(i); } int arr1[]=new int[10]; System.arraycopy(arr,5,arr1,0,5); for(int i:arr1) { System.out.println(i); }...

Read More

User Define Class array Simple Java program

import java.util.Scanner; public class ZamaCodes { public static void main(String[] args) { Employee E=new Employee(); Employee Earr[]=new Employee[5];         System.out.println(E.getAge());         for(int k=0;k<5;k++)     {          Earr[k]=new Employee();     }         Earr[0].setAge(10); Earr[1].setAge(20);      ...

Read More

Find x position in Matrix (JAVA)

 Declare, Instantiate, initialize and print a 2Dimensional array of numbers as follows.                                    Given a matrix and a number x, find the position of x in the matrix if it is present in it else print “Not Found”.   import java.util.Scanner; public class ZamaCodes { public static void main(String []args) ...

Read More

Initialize 1-D array of 10 numbers and get minimum and maximum in JAVA

Declare and initialize a one-dimensional array of 10 numbers and get the minimum number of an array using methods. import java.util.Scanner; public class ZamaCodes { public static void main(String []args) { Scanner s=new Scanner(System.in); int arr[]=new int[10]; System.out.println("Enter 10 numbers in an array:"); for(int i=0;i<10;i++) { arr[i]=s.nextInt(); } Zamacodes q=new Zamacodes(); System.out.println("The...

Read More

Declaration of one dimensional array of numbers and characters in JAVA

-Declare and initialize two one dimensional arrays with 1) Numbers  2) Characters 1.1-Print the content of both arrays 1.2-Get the length of both arrays and print  import java.util.Scanner; public class SimpleJavaProgram { public static void main(String []args) { int arr[]; Scanner s=new Scanner(System.in); int x; System.out.println("How many elements you want to store in an array?"); x=s.nextInt(); ...

Read More

Use of Objects in Java (Basic Program)

The below program we created three files named as Client, Student, and Marker. We declare the main method in Client class. The objective of this program is to show you the use of objects in java. For Compilation Javac -d . Client.java  is used. And for execution Java Client is used. Student.java package Student; public class Student { public int age; public String name; public int id; } Marker.java package Marker; public class...

Read More

Three Dimension Array in Java (Simple program)

import java.util.Scanner; public class ThreeDArray { public static void main(String []args) { Scanner s=new Scanner(System.in); System.out.println("Enter number of Pages:"); int p=s.nextInt(); System.out.println("Enter number of rows:"); int r=s.nextInt(); System.out.println("Enter number of colums:"); int c=s.nextInt(); int arr[][][]=new int[p][r][c]; System.out.println("Enter numbers in Three dimentional Array:"); ...

Read More

Two Dimension Arrays in Java (Simple program)

import java.util.Scanner; public class TwoDArray { public static void main(String []args) { Scanner s=new Scanner(System.in); System.out.println("Enter number of rows:"); int a=s.nextInt(); System.out.println("Enter number of colums:"); int b=s.nextInt(); int arr[][]=new int[a][b]; System.out.println("Enter numbers in Two dimentional Array:"); for(int j=0;j<arr.length;j++) for(int i=0;i<arr.length;i++) { arr[i][j]=s.nextInt(); ...

Read More

One Dimention Arrays in JAVA Simple Program

import java.util.Scanner; public class SingleArray { public static void main(String []args) { Scanner s=new Scanner(System.in); System.out.println("Enter size of an array:"); int x=s.nextInt(); int arr[]=new int[x]; System.out.println("Enter Numbers in an array:"); for(int i=0;i<arr.length;i++) { arr[i]=s.nextInt(); } for(int i=0;i<arr.length;i++) { System.out.println(arr[i]); } } } ...

Read More