{
    "ch-1" : [
        {
            "function" : "twicelargest",
            "arguments" : [ 2, 4, 1, 0 ],
            "result" : 1
        },
        {
            "arguments" : [ 1, 2, 3, 4 ],
            "result" : -1
        }
    ],
    "ch-2" : [
        {
            "function" : "zumagame",
            "multiarg" : true,
            "arguments" : [
                "WRRBBW",
                "RB"
            ],
            "result" : -1
        },
        {
            "multiarg" : true,
            "arguments" : [
                "WWRRBBWW",
                "WRBRW"
            ],
            "result" : 2
        },
        {
            "multiarg" : true,
            "arguments" : [
                "G",
                "GGGGG"
            ],
            "result" : 2
        }
    ]
}