## Strings

    "foo \"bar\" baz"
    'foo \'bar\' baz'
    "Multi-line strings ending with a \
    are supported too."

## Macro statements

    # include <stdio.h>
    #define PG_locked   0
    #define PG_error    1

## Booleans

    true;
    false;

## Operators

    a and b;
    c bitand d;

## Full example

    /*
    David Cary 2010-09-14
    quick demo for wikibooks
    public domain
    */
    #include <iostream>
    #include <vector>
    using namespace std;

    vector<int> pick_vector_with_biggest_fifth_element(
        vector<int> left,
        vector<int> right
    ){
        if( (left[5]) < (right[5]) ){
            return( right );
        };
        // else
        return( left );
    }

    int vector_demo(void){
        cout << "vector demo" << endl;
        vector<int> left(7);
        vector<int> right(7);

        left[5] = 7;
        right[5] = 8;
        cout << left[5] << endl;
        cout << right[5] << endl;
        vector<int> biggest(
            pick_vector_with_biggest_fifth_element( left, right )
        );
        cout << biggest[5] << endl;

        return 0;
    }

    int main(void){
        vector_demo();
    }