Check out example codes for "c++ code to print hello world". It will help you in understanding the concepts better.

Code Example 1

#include<iostream>
using namespace std;

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

Code Example 2

#include <iostream>


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

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