Testing Code Block 2

 #include<iostream>  
 using namespace std;  
 int main()  
 {  
      cout << "Hello World!";  
      return 0;  
 }  

Testing Code Block

#include<iostream>
using namespace std;

int main()
{
    cout<<"something to test";
    return 0;
}

C++ "Hello World" Tutorial 1

C++ is very simple and basic language in computer programming. Simplest program in C++ is

#include <iostream>
using namespace std;
int main ()
{
  cout << "Hello World!";
  return 0;
}

cout is the most powerful statement in c++ Programming

Output:

           Hello World

C++ For Loop

using C++ For Loop printing of counting 1 to 20
 loop pattern is
for(data Type variableDeclaration; condition; increment )
for(      int                a=1;                   a<5;          a++)

#include<iostream>

using namespace std;

main()
{
for(int a=1; a<=20; a++)
{
cout<<a;
}
return 0;
}