cpp hello world program code example

Example 1: hello world c++

#include <iostream>


int main(){
 std::cout <<"Hello World" << std::endl;
 return 0;
}

Example 2: hello world c++

#include <iostream>

using namespace std;

int main() {
 cout << "Hello World" << endl;		// endl = '\n'
 return 0;
}

Example 3: hello world in c++

#include <bits/stdc++.h>

using namespace std;

int main(){
	cout << "hello world! \n"; 
}                                                     //code by goukl aakash

Example 4: Hello World in C++

#include <iostream>
int main(){
  std::cout << "Hello World" << std::endl;
  return 0;
}