function runNommlang($input) {
    $canPrint = false;
    $charIndex = 0;
    for($i = 0; $i < strlen($input); $i++) {
        switch (strtolower(substr($input, $i, 1))) {
            case "n": {
                echo "\n";
            break;}
            case "o": {
                $canPrint = true;
            break;}
            case "m": {
                $charIndex++;
            break;}
            case " ": {
                if ($canPrint == true) {
                    echo chr(64 + $charIndex);
                    $charIndex = 0;
                }
            break;}
        }
    }
}