Codes Ninjas

 Hello World Using Class #include<iostream> using namespace std; class Solution{          void Hello(){                    cout<<"Hello";               } }; int main() { Solution s; s.Hello() }

C++ All data type in C++ are here.. #include<iostream> using namespace std; int main() {     cout << "Size of char : " << sizeof(char)        << " byte" << endl;     cout << "Size of int : " << sizeof(int)       << " bytes" << endl;     cout << "Size of short int : " << sizeof(short int)        << " bytes" << endl;     cout << "Size of long int : " << sizeof(long int)         << " bytes" << endl;     cout << "Size of signed long int : " << sizeof(signed long int)        << " bytes" << endl;     cout << "Size of unsigned long int : " << sizeof(unsigned long int)         << " bytes" << endl;     cout << "Size of float : " << sizeof(float)         << " bytes" <<endl;     cout <

Factorial of Given N natural number . factorial of N number .C++  

 factorial of n number using function C++

 addition program in java import java.util.Scanner; public class AddTwoNumbers {    public static void main(String[] args)    {       int num1, num2, sum;       Scanner sc = new Scanner(System.in);       System.out.println("First number : ");       num1 = sc.nextInt();       System.out.println("Second number : ");       num2 = sc.nextInt();       sum = addTwo(num1, num2);       System.out.println("Sum : " + sum);       sc.close();    }    public static int addTwo(int a, int b)    {       int sum = a + b;       return sum;    } }

 1 .Hello world program .. public class Main {              public static void main(String[] args) {                              System.out.println("Hello , World!");          } }