NGK2014B 発表順序抽選プログラム

ArrayTools.hx

package ;

class ArrayTools {
    public static function shuffle<T>(arr : Array<T>) : Array<T> {
        var i = arr.length;
        while (i > 0) {
            var j = Std.random(i);
            var tmp = arr[--i];
            arr[i] = arr[j];
            arr[j] = tmp;
        }
        return arr;
    }

    public static function append<T>(arr : Array<T>, x : T) : Array<T> {
        arr.push(x);
        return arr;
    }

    public static function take<T>(arr : Array<T>, count : Int) : Array<T> {
        var ret = [];
        for (i in 0...count) {
            ret.push(arr.shift());
        }
        return ret;
    }
}

Main.hx

package ;

import js.Lib;

using ArrayTools;

class Main {

    static function main() {
        var speakers = [
            "y_tana_23", "mzp", "c0hama", "kekyo2", "maeda_", "bleis-tift",
            "RKTM", "toyoshi", "yusuke_kokubo", "katzueno", "babydaemons",
            "Tom_G3X", "ahiru3net", "osiire", "field_works", "sunflat", "sqm8",
            "zetta1985", "athos", "smogami", "dabits", "nobukuma", "ZienChan",
            "naomat1029"
        ].shuffle();

        trace(speakers.take(5));
        trace(speakers.take(5));
        trace(speakers.take(5));
        trace(speakers.append("galao_doce").shuffle().take(5));
        trace(speakers);
    }

}

galao_doceさんの会場到着が夕方になるため、途中でappend().shuffle()しています。