{
    "ch-1" : [
        {
            "function" : "oddsum",
            "arguments" : [ 2, 5, 3, 6, 4 ],
            "result" : 77
        },
        {
            "arguments" : [ 1, 3 ],
            "result" : 4
        }
    ],
    "ch-2" : [
        {
            "function" : "lastelement",
            "arguments" : [ 3, 8, 5, 2, 9, 2 ],
            "result" : 1
        },
        {
            "arguments" : [ 3, 2, 5 ],
            "result" : 0
        }
    ]
}