Hello world
The so-called “Hello World” program is a small computer program that uses a simple print method to output the text “Hello World”. This shows in a simple way which instructions and components are required for a complete, executable program in a certain programming language. The “Hello World” program is often the first port of call for any programming language.
#include <iostream>
using namespace std;
int main () {
cout << "hello world" << endl;
return 0;
}
Output
hello world