[
    {
        "max_n": 1000000000000,
        "max_k": 1000000000
    },
    {
        "max_n": 1000000000,
        "max_k": 1000000
    },
    {
        "max_n": 1000000,
        "max_k": 1000
    },
    {
        "max_n": 1000000000000,
        "max_k": 1000
    }
]