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How do I write a simple "Hello, World!" program in C++?

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#include<iostream> using namespace std; int main() { cout<<"hello, World!"; return 0; }
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Experienced Computer trainer having worked in IT sector for 20 years.

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

using namespace std;    

 

int main()    

{    

    cout<<"Hello World"<<endl;    

    return 0;    

}    

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