{
    "ch-1" : [
        {
            "function" : "highestrow",
            "arguments" : [
                [4,  4, 4, 4],                                               
                [10, 0, 0, 0],                                               
                [2,  2, 2, 9]
            ],
            "result" : 16
        },
        {
            "arguments" : [
                [1, 5],                                                      
                [7, 3],                                                      
                [3, 5]
            ],
            "result" : 10
        },
        {
            "arguments" : [
                [1, 2, 3],                                                   
                [3, 2, 1]
            ],
            "result" : 6
        },
        {
            "arguments" : [
                [2, 8, 7],                                                   
                [7, 1, 3],                                                   
                [1, 9, 5]
            ],
            "result" : 17
        },
        {
            "arguments" : [
                [10, 20,  30],                                               
                [5,  5,   5],                                                
                [0,  100, 0],                                                
                [25, 25,  25]
            ],
            "result" : 100
        }
    ],
    "ch-2" : [
        {
            "function" : "maxdistance",
            "multiarg" : true,
            "arguments" : [
                [ 4, 5, 7 ],
                [ 9, 1, 3, 4 ]
            ],
            "result" : 6
        },
        {
            "multiarg" : true,
            "arguments" : [
                [ 2, 3, 5, 4 ],
                [ 3, 2, 5, 5, 8, 7 ]
            ],
            "result" : 6
        },
        {
            "multiarg" : true,
            "arguments" : [
                [ 2, 1, 11, 3 ],
                [ 2, 5, 10, 2 ]
            ],
            "result" : 9
        },
        {
            "multiarg" : true,
            "arguments" : [
                [ 1, 2, 3 ],
                [ 3, 2, 1 ]
            ],
            "result" : 2
        },
        {
            "multiarg" : true,
            "arguments" : [
                [ 1, 0, 2, 3 ],
                [ 5, 0 ]
            ],
            "result" : 5
        }
    ]
}