#include <iostream>
#include <cstdlib>
using namespace std;

/*
Flag of France.
Download, compile, and run it like this:

cd
wget https://markmeretzky.com/fordham/1600/src/if/france.C
compile france
france | /usr/bin/pnmtopng > public_html/france.png

Then point your web browser at
https://storm.cis.fordham.edu/~jsmith/france.png
*/


int main()
{
        const int nrows {20};   //number of rows of pixels
        const int ncols {30};   //number of columns of pixels

        cout << "P3\n"
                << ncols << " " << nrows << "\n"
                << 255 << "\n";

        for (int row {0}; row < nrows; ++row) {
                for (int col {0}; col < ncols; ++col) {
                        if (col < 10) {
                                cout << "255 0 0\n";    //left third is red
                        } else if (col < 20) {
                                cout << "255 215 0\n"; //middle third is yellow
                        } else {
                                cout << "0 128 0\n";   //right third is green
                        }
                }
        }

        return EXIT_SUCCESS;
}