What's the meaning of c++ syntax for a beginner

Answer 1

#include <iostream>
using namespace std;

// main() is where program execution begins.
int main() {
cout << "Hello World"; // prints Hello World
return 0;
}

Answer 2

I mean #include<iostream> and co......

What messages does it paas to the computer

Answer 3

I think c++ means the highest level for coding/programing