theArjun

class Animal{
    // Creating the interface inside class; nested interface.
    interface Activity{
        public default void move(){
            System.out.println("Animal is moving.");
        }
    }
}

theArjun

#include<iostream>
using namespace std;

int fibonacci(int);

int main(){
    int number;
    cout << "Enter how many elements you want to see in Fibonacci Series : ";
    cin >> number;

theArjun

#include<iostream>
using namespace std;

int factorial(int);

int main(){
    int number, factorialOfNumber;
    cout << "Enter a number you want to calculate factorial : ";
    cin >> number;

theArjun

Tower of Hanoi

How's it is solved ?

Long steps ahead, but you're too intelligent to understand

To know more :

theArjun

// Importing File class from Java io package.
// CLA in documentation refers to Command Line Argument.

import java.io.File;

// Creating a class named StringTest.
class StringTest{
    public static void main(String[] args){
        // To prevent any of the exception that may arise, I put the codes under try block.
        try{

theArjun

import java.io.File;

class CountsFile{
    private static int count; // Count variable to count the no of files.
    public static void count(){
        count++; // Every time the method is envoked, count increases by 1.
    }
    public static int getCount(){
        return count; // Getter for count.
    }

theArjun

// www.github.com/thearjun

class Calculate
{
    int num1, num2;

    Calculate(int number1, int number2)
    { 
        num1 = number1;
        num2 = number2;

theArjun

stringOne = str(input("Enter string one : "))
stringTwo = str(input("Enter string two : "))

print("\nBefore Swapping\n")
print("String One : %s"%(stringOne))
print("String Two : %s"%(stringTwo))

# Pre-Defined Method
# stringOne,stringTwo = stringTwo,stringOne

theArjun

class DecToBin{
    public static void main(String[] args){
        int dec = 64;
        int bin=1,rem=0;// I assigned bin to 1 in this revision.
        while(dec>1){  // I run the loop while dec is greater than 1 in this revision.
            rem=dec%2;
            bin=bin*10+rem;
            dec=dec/2;
        }
        System.out.println("In Binary = "+bin);

theArjun

#include<iostream>
#include<string>
using namespace std;

class University{
	private:
		string uname;
		public:
			University():uname("unspecified"){}
			University(string u):uname(u){}