[
    {
        "name": "length int",
        "tp": "(list (int) -> int)",
        "ios": [
            [
                [
                    "[1, 0, 4, 3, 3, 2]"
                ],
                "6"
            ],
            [
                [
                    "[1, 8, 1, 9, 6, 0]"
                ],
                "6"
            ],
            [
                [
                    "[1, 3, 3, 8]"
                ],
                "4"
            ],
            [
                [
                    "[0, 8, 3, 8, 6, 3]"
                ],
                "6"
            ],
            [
                [
                    "[9, 4, 0, 2, 6]"
                ],
                "5"
            ],
            [
                [
                    "[4, 2, 3, 5, 1]"
                ],
                "5"
            ],
            [
                [
                    "[6, 1, 5, 5]"
                ],
                "4"
            ],
            [
                [
                    "[4, 0, 7, 8, 1, 6]"
                ],
                "6"
            ],
            [
                [
                    "[8, 4, 9, 5]"
                ],
                "4"
            ],
            [
                [
                    "[3, 1, 0, 3, 4, 1]"
                ],
                "6"
            ]
        ]
    },
    {
        "name": "map length",
        "tp": "(list (list (int)) -> list (int))",
        "ios": [
            [
                [
                    "[[6], [7, 5, 2]]"
                ],
                "[1, 3]"
            ],
            [
                [
                    "[[3, 4, 1], [8, 3], [7, 6]]"
                ],
                "[3, 2, 2]"
            ],
            [
                [
                    "[[5, 0], [0, 5], [4, 1, 3, 9]]"
                ],
                "[2, 2, 4]"
            ],
            [
                [
                    "[[3, 7, 6], [2, 4, 2, 3], [9, 6, 9], [5, 3, 2, 8]]"
                ],
                "[3, 4, 3, 4]"
            ],
            [
                [
                    "[[0], [2], [6, 9]]"
                ],
                "[1, 1, 2]"
            ],
            [
                [
                    "[[6, 9, 7, 8], [8, 0, 1]]"
                ],
                "[4, 3]"
            ],
            [
                [
                    "[[5, 1, 4], [2, 7, 0, 4], [8, 1], [8, 9, 3]]"
                ],
                "[3, 4, 2, 3]"
            ],
            [
                [
                    "[[2, 8, 8], [9]]"
                ],
                "[3, 1]"
            ],
            [
                [
                    "[[0, 1, 5, 4], [0, 3], [1]]"
                ],
                "[4, 2, 1]"
            ],
            [
                [
                    "[[1, 8, 2, 2], [8, 2, 4, 8], [3, 8, 3, 4], [5, 7, 8, 7]]"
                ],
                "[4, 4, 4, 4]"
            ]
        ]
    },
    {
        "name": "remove 0s",
        "tp": "(list (int) -> list (int))",
        "ios": [
            [
                [
                    "[2, 3, 3, 0, 0]"
                ],
                "[2, 3, 3]"
            ],
            [
                [
                    "[1, 1, 2, 0, 3]"
                ],
                "[1, 1, 2, 3]"
            ],
            [
                [
                    "[0, 1, 0, 3, 0]"
                ],
                "[1, 3]"
            ],
            [
                [
                    "[1, 3, 2, 2, 3]"
                ],
                "[1, 3, 2, 2, 3]"
            ],
            [
                [
                    "[3, 3, 1, 3, 1]"
                ],
                "[3, 3, 1, 3, 1]"
            ],
            [
                [
                    "[3, 1, 1, 0, 2]"
                ],
                "[3, 1, 1, 2]"
            ],
            [
                [
                    "[3, 2, 2, 0, 2]"
                ],
                "[3, 2, 2, 2]"
            ],
            [
                [
                    "[2, 3, 1, 3, 3]"
                ],
                "[2, 3, 1, 3, 3]"
            ],
            [
                [
                    "[2, 2, 3, 3, 2]"
                ],
                "[2, 2, 3, 3, 2]"
            ],
            [
                [
                    "[1, 1, 3, 1, 3]"
                ],
                "[1, 1, 3, 1, 3]"
            ]
        ]
    },
    {
        "name": "remove non-positives",
        "tp": "(list (int) -> list (int))",
        "ios": [
            [
                [
                    "[0, 2, 3, 3, 3]"
                ],
                "[0]"
            ],
            [
                [
                    "[1, 3, 0, 1, 2]"
                ],
                "[1, 0, 1]"
            ],
            [
                [
                    "[0, 3, 0, 3, 0]"
                ],
                "[0, 0, 0]"
            ],
            [
                [
                    "[1, 3, 1, 0, 3]"
                ],
                "[1, 1, 0]"
            ],
            [
                [
                    "[2, 2, 3, 0, 2]"
                ],
                "[0]"
            ],
            [
                [
                    "[3, 2, 3, 0, 0]"
                ],
                "[0, 0]"
            ],
            [
                [
                    "[1, 2, 1, 0, 3]"
                ],
                "[1, 1, 0]"
            ],
            [
                [
                    "[0, 0, 3, 1, 2]"
                ],
                "[0, 0, 1]"
            ],
            [
                [
                    "[0, 0, 2, 0, 2]"
                ],
                "[0, 0, 0]"
            ],
            [
                [
                    "[2, 2, 3, 1, 1]"
                ],
                "[1, 1]"
            ]
        ]
    },
    {
        "name": "countdown",
        "tp": "(int -> list (int))",
        "ios": [
            [
                [
                    "0"
                ],
                "[]"
            ],
            [
                [
                    "1"
                ],
                "[2]"
            ],
            [
                [
                    "2"
                ],
                "[3, 2]"
            ],
            [
                [
                    "3"
                ],
                "[4, 3, 2]"
            ],
            [
                [
                    "4"
                ],
                "[5, 4, 3, 2]"
            ],
            [
                [
                    "5"
                ],
                "[6, 5, 4, 3, 2]"
            ],
            [
                [
                    "6"
                ],
                "[7, 6, 5, 4, 3, 2]"
            ],
            [
                [
                    "7"
                ],
                "[8, 7, 6, 5, 4, 3, 2]"
            ],
            [
                [
                    "8"
                ],
                "[9, 8, 7, 6, 5, 4, 3, 2]"
            ],
            [
                [
                    "9"
                ],
                "[10, 9, 8, 7, 6, 5, 4, 3, 2]"
            ]
        ]
    },
    {
        "name": "weird count",
        "tp": "(int -> list (int))",
        "ios": [
            [
                [
                    "-10"
                ],
                "[10, 9, 8, 7, 6, 5, 4, 3, 2, 1]"
            ],
            [
                [
                    "-9"
                ],
                "[9, 8, 7, 6, 5, 4, 3, 2, 1]"
            ],
            [
                [
                    "-8"
                ],
                "[8, 7, 6, 5, 4, 3, 2, 1]"
            ],
            [
                [
                    "-7"
                ],
                "[7, 6, 5, 4, 3, 2, 1]"
            ],
            [
                [
                    "-6"
                ],
                "[6, 5, 4, 3, 2, 1]"
            ],
            [
                [
                    "-5"
                ],
                "[5, 4, 3, 2, 1]"
            ],
            [
                [
                    "-4"
                ],
                "[4, 3, 2, 1]"
            ],
            [
                [
                    "-3"
                ],
                "[3, 2, 1]"
            ],
            [
                [
                    "-2"
                ],
                "[2, 1]"
            ],
            [
                [
                    "-1"
                ],
                "[1]"
            ]
        ]
    },
    {
        "name": "take every other",
        "tp": "(list (int) -> list (int))",
        "ios": [
            [
                [
                    "[3, 3]"
                ],
                "[3]"
            ],
            [
                [
                    "[5, 0]"
                ],
                "[5]"
            ],
            [
                [
                    "[9, 3, 0, 1]"
                ],
                "[9, 0]"
            ],
            [
                [
                    "[3, 1]"
                ],
                "[3]"
            ],
            [
                [
                    "[5, 1]"
                ],
                "[5]"
            ],
            [
                [
                    "[4, 7, 3, 8]"
                ],
                "[4, 3]"
            ],
            [
                [
                    "[9, 9, 7, 3]"
                ],
                "[9, 7]"
            ],
            [
                [
                    "[6, 3, 1, 1, 6, 5, 6, 6]"
                ],
                "[6, 1, 6, 6]"
            ],
            [
                [
                    "[0, 1, 0, 6, 5, 1, 3, 3]"
                ],
                "[0, 0, 5, 3]"
            ],
            [
                [
                    "[]"
                ],
                "[]"
            ]
        ]
    },
    {
        "name": "drop last element",
        "tp": "(list (int) -> list (int))",
        "ios": [
            [
                [
                    "[8, 7, 2]"
                ],
                "[8, 7]"
            ],
            [
                [
                    "[2, 4, 7, 3, 1]"
                ],
                "[2, 4, 7, 3]"
            ],
            [
                [
                    "[8, 1, 0, 8, 0]"
                ],
                "[8, 1, 0, 8]"
            ],
            [
                [
                    "[3, 2]"
                ],
                "[3]"
            ],
            [
                [
                    "[7, 7, 3, 6, 0]"
                ],
                "[7, 7, 3, 6]"
            ],
            [
                [
                    "[6, 0, 6]"
                ],
                "[6, 0]"
            ],
            [
                [
                    "[7, 4, 6, 8]"
                ],
                "[7, 4, 6]"
            ],
            [
                [
                    "[2, 3, 4, 3, 0]"
                ],
                "[2, 3, 4, 3]"
            ],
            [
                [
                    "[5, 0]"
                ],
                "[5]"
            ],
            [
                [
                    "[9, 7]"
                ],
                "[9]"
            ]
        ]
    },
    {
        "name": "range",
        "tp": "(int -> list (int))",
        "ios": [
            [
                [
                    "0"
                ],
                "[]"
            ],
            [
                [
                    "1"
                ],
                "[0]"
            ],
            [
                [
                    "2"
                ],
                "[0, 1]"
            ],
            [
                [
                    "3"
                ],
                "[0, 1, 2]"
            ],
            [
                [
                    "4"
                ],
                "[0, 1, 2, 3]"
            ],
            [
                [
                    "5"
                ],
                "[0, 1, 2, 3, 4]"
            ],
            [
                [
                    "6"
                ],
                "[0, 1, 2, 3, 4, 5]"
            ],
            [
                [
                    "7"
                ],
                "[0, 1, 2, 3, 4, 5, 6]"
            ],
            [
                [
                    "8"
                ],
                "[0, 1, 2, 3, 4, 5, 6, 7]"
            ],
            [
                [
                    "9"
                ],
                "[0, 1, 2, 3, 4, 5, 6, 7, 8]"
            ]
        ]
    },
    {
        "name": "range inclusive",
        "tp": "(int -> list (int))",
        "ios": [
            [
                [
                    "0"
                ],
                "[0]"
            ],
            [
                [
                    "1"
                ],
                "[0, 1]"
            ],
            [
                [
                    "2"
                ],
                "[0, 1, 2]"
            ],
            [
                [
                    "3"
                ],
                "[0, 1, 2, 3]"
            ],
            [
                [
                    "4"
                ],
                "[0, 1, 2, 3, 4]"
            ],
            [
                [
                    "5"
                ],
                "[0, 1, 2, 3, 4, 5]"
            ],
            [
                [
                    "6"
                ],
                "[0, 1, 2, 3, 4, 5, 6]"
            ],
            [
                [
                    "7"
                ],
                "[0, 1, 2, 3, 4, 5, 6, 7]"
            ],
            [
                [
                    "8"
                ],
                "[0, 1, 2, 3, 4, 5, 6, 7, 8]"
            ],
            [
                [
                    "9"
                ],
                "[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]"
            ]
        ]
    },
    {
        "name": "index int",
        "tp": "(int -> list (int) -> int)",
        "ios": [
            [
                [
                    "0",
                    "[8, 2, 0, 8, 1]"
                ],
                "8"
            ],
            [
                [
                    "1",
                    "[1, 9, 1]"
                ],
                "9"
            ],
            [
                [
                    "2",
                    "[6, 1, 9, 3]"
                ],
                "9"
            ],
            [
                [
                    "3",
                    "[9, 0, 9, 1, 6, 9, 9, 8]"
                ],
                "1"
            ],
            [
                [
                    "4",
                    "[4, 3, 5, 3, 4, 6, 2]"
                ],
                "4"
            ],
            [
                [
                    "5",
                    "[7, 5, 1, 0, 7, 9, 9, 1]"
                ],
                "9"
            ],
            [
                [
                    "6",
                    "[8, 3, 8, 4, 2, 5, 1]"
                ],
                "1"
            ],
            [
                [
                    "7",
                    "[5, 4, 2, 7, 8, 4, 9, 8, 0]"
                ],
                "8"
            ],
            [
                [
                    "8",
                    "[4, 1, 2, 4, 1, 1, 8, 2, 4, 4, 9, 3, 5]"
                ],
                "4"
            ],
            [
                [
                    "9",
                    "[4, 8, 7, 4, 0, 1, 6, 4, 0, 0, 5]"
                ],
                "0"
            ]
        ]
    },
    {
        "name": "1-index int",
        "tp": "(int -> list (int) -> int)",
        "ios": [
            [
                [
                    "1",
                    "[4, 2, 7]"
                ],
                "4"
            ],
            [
                [
                    "2",
                    "[8, 0, 1, 1, 2, 8]"
                ],
                "0"
            ],
            [
                [
                    "3",
                    "[5, 9, 8, 2]"
                ],
                "8"
            ],
            [
                [
                    "4",
                    "[2, 0, 4, 5, 0, 5, 3, 3]"
                ],
                "5"
            ],
            [
                [
                    "5",
                    "[5, 8, 6, 9, 2, 3]"
                ],
                "2"
            ],
            [
                [
                    "6",
                    "[2, 6, 0, 2, 5, 6, 3, 4]"
                ],
                "6"
            ],
            [
                [
                    "7",
                    "[1, 6, 0, 7, 3, 3, 7, 5, 4]"
                ],
                "7"
            ],
            [
                [
                    "8",
                    "[3, 0, 3, 6, 5, 4, 1, 4, 5, 8]"
                ],
                "4"
            ],
            [
                [
                    "9",
                    "[8, 5, 0, 1, 4, 2, 9, 4, 0, 1, 9, 6, 5]"
                ],
                "0"
            ],
            [
                [
                    "10",
                    "[6, 9, 8, 1, 6, 9, 3, 4, 0, 6, 0, 8, 8]"
                ],
                "6"
            ]
        ]
    },
    {
        "name": "stutter",
        "tp": "(list (int) -> list (int))",
        "ios": [
            [
                [
                    "[3, 5, 6, 1, 5, 9]"
                ],
                "[3, 3, 5, 5, 6, 6, 1, 1, 5, 5, 9, 9]"
            ],
            [
                [
                    "[1, 4, 8, 4, 6]"
                ],
                "[1, 1, 4, 4, 8, 8, 4, 4, 6, 6]"
            ],
            [
                [
                    "[6, 4, 8, 2, 3]"
                ],
                "[6, 6, 4, 4, 8, 8, 2, 2, 3, 3]"
            ],
            [
                [
                    "[6, 2, 9, 9, 4]"
                ],
                "[6, 6, 2, 2, 9, 9, 9, 9, 4, 4]"
            ],
            [
                [
                    "[8, 0, 4, 4, 3]"
                ],
                "[8, 8, 0, 0, 4, 4, 4, 4, 3, 3]"
            ],
            [
                [
                    "[9, 9, 5, 7, 7]"
                ],
                "[9, 9, 9, 9, 5, 5, 7, 7, 7, 7]"
            ],
            [
                [
                    "[3, 8, 7, 2, 1]"
                ],
                "[3, 3, 8, 8, 7, 7, 2, 2, 1, 1]"
            ],
            [
                [
                    "[8, 9, 5, 1, 3]"
                ],
                "[8, 8, 9, 9, 5, 5, 1, 1, 3, 3]"
            ],
            [
                [
                    "[4, 3, 3, 2, 0, 0]"
                ],
                "[4, 4, 3, 3, 3, 3, 2, 2, 0, 0, 0, 0]"
            ],
            [
                [
                    "[7, 9, 1, 7]"
                ],
                "[7, 7, 9, 9, 1, 1, 7, 7]"
            ]
        ]
    },
    {
        "name": "sum",
        "tp": "(list (int) -> int)",
        "ios": [
            [
                [
                    "[9, 3, 6, 7, 6]"
                ],
                "31"
            ],
            [
                [
                    "[2, 0, 1, 6]"
                ],
                "9"
            ],
            [
                [
                    "[2, 8, 7, 0]"
                ],
                "17"
            ],
            [
                [
                    "[3, 1, 7, 2, 7, 8]"
                ],
                "28"
            ],
            [
                [
                    "[9, 5, 7, 9, 8, 6]"
                ],
                "44"
            ],
            [
                [
                    "[7, 2, 7, 7, 4, 3]"
                ],
                "30"
            ],
            [
                [
                    "[4, 8, 7, 3, 4, 7]"
                ],
                "33"
            ],
            [
                [
                    "[4, 3, 4, 5]"
                ],
                "16"
            ],
            [
                [
                    "[8, 1, 2, 2, 3]"
                ],
                "16"
            ],
            [
                [
                    "[2, 3, 1, 6, 6]"
                ],
                "18"
            ]
        ]
    },
    {
        "name": "append constant 0",
        "tp": "(list (int) -> list (int))",
        "ios": [
            [
                [
                    "[8, 7, 6, 0, 3]"
                ],
                "[8, 7, 6, 0, 3, 0]"
            ],
            [
                [
                    "[6, 9, 0, 9, 6]"
                ],
                "[6, 9, 0, 9, 6, 0]"
            ],
            [
                [
                    "[0, 5, 4, 6, 6]"
                ],
                "[0, 5, 4, 6, 6, 0]"
            ],
            [
                [
                    "[8, 9, 3, 7, 3, 4]"
                ],
                "[8, 9, 3, 7, 3, 4, 0]"
            ],
            [
                [
                    "[7, 0, 6, 5, 6]"
                ],
                "[7, 0, 6, 5, 6, 0]"
            ],
            [
                [
                    "[2, 7, 2, 9, 8, 0]"
                ],
                "[2, 7, 2, 9, 8, 0, 0]"
            ],
            [
                [
                    "[9, 9, 0, 1, 6]"
                ],
                "[9, 9, 0, 1, 6, 0]"
            ],
            [
                [
                    "[7, 2, 0, 4]"
                ],
                "[7, 2, 0, 4, 0]"
            ],
            [
                [
                    "[5, 3, 7, 5, 5]"
                ],
                "[5, 3, 7, 5, 5, 0]"
            ],
            [
                [
                    "[4, 6, 4, 1, 7]"
                ],
                "[4, 6, 4, 1, 7, 0]"
            ]
        ]
    },
    {
        "name": "map double",
        "tp": "(list (int) -> list (int))",
        "ios": [
            [
                [
                    "[8, 0, 5, 3]"
                ],
                "[16, 0, 10, 6]"
            ],
            [
                [
                    "[1, 0, 0, 3, 3, 0]"
                ],
                "[2, 0, 0, 6, 6, 0]"
            ],
            [
                [
                    "[2, 3, 2, 7, 1, 9]"
                ],
                "[4, 6, 4, 14, 2, 18]"
            ],
            [
                [
                    "[7, 4, 5, 2]"
                ],
                "[14, 8, 10, 4]"
            ],
            [
                [
                    "[9, 1, 2, 4, 1, 9]"
                ],
                "[18, 2, 4, 8, 2, 18]"
            ],
            [
                [
                    "[4, 9, 6, 6]"
                ],
                "[8, 18, 12, 12]"
            ],
            [
                [
                    "[3, 1, 9, 3, 1, 4]"
                ],
                "[6, 2, 18, 6, 2, 8]"
            ],
            [
                [
                    "[9, 1, 9, 0, 5, 8]"
                ],
                "[18, 2, 18, 0, 10, 16]"
            ],
            [
                [
                    "[5, 1, 8, 5, 0]"
                ],
                "[10, 2, 16, 10, 0]"
            ],
            [
                [
                    "[7, 1, 6, 5, 7]"
                ],
                "[14, 2, 12, 10, 14]"
            ]
        ]
    },
    {
        "name": "map increment",
        "tp": "(list (int) -> list (int))",
        "ios": [
            [
                [
                    "[2, 6, 2, 8, 4, 9]"
                ],
                "[3, 7, 3, 9, 5, 10]"
            ],
            [
                [
                    "[7, 7, 6, 9, 4, 5]"
                ],
                "[8, 8, 7, 10, 5, 6]"
            ],
            [
                [
                    "[1, 4, 7, 3]"
                ],
                "[2, 5, 8, 4]"
            ],
            [
                [
                    "[9, 9, 6, 5, 0]"
                ],
                "[10, 10, 7, 6, 1]"
            ],
            [
                [
                    "[5, 2, 7, 3, 5]"
                ],
                "[6, 3, 8, 4, 6]"
            ],
            [
                [
                    "[5, 4, 9, 4, 8]"
                ],
                "[6, 5, 10, 5, 9]"
            ],
            [
                [
                    "[8, 3, 1, 3]"
                ],
                "[9, 4, 2, 4]"
            ],
            [
                [
                    "[6, 7, 8, 3, 7, 7]"
                ],
                "[7, 8, 9, 4, 8, 8]"
            ],
            [
                [
                    "[0, 1, 4, 3, 6]"
                ],
                "[1, 2, 5, 4, 7]"
            ],
            [
                [
                    "[3, 4, 9, 5, 7, 8]"
                ],
                "[4, 5, 10, 6, 8, 9]"
            ]
        ]
    },
    {
        "name": "map negation",
        "tp": "(list (int) -> list (int))",
        "ios": [
            [
                [
                    "[5, 6, 8, 5, 5, 7]"
                ],
                "[-5, -6, -8, -5, -5, -7]"
            ],
            [
                [
                    "[4, 4, 3, 1, 3]"
                ],
                "[-4, -4, -3, -1, -3]"
            ],
            [
                [
                    "[1, 8, 2, 3, 3]"
                ],
                "[-1, -8, -2, -3, -3]"
            ],
            [
                [
                    "[7, 4, 9, 8, 9, 4]"
                ],
                "[-7, -4, -9, -8, -9, -4]"
            ],
            [
                [
                    "[3, 4, 3, 5]"
                ],
                "[-3, -4, -3, -5]"
            ],
            [
                [
                    "[4, 0, 8, 2]"
                ],
                "[-4, 0, -8, -2]"
            ],
            [
                [
                    "[0, 0, 8, 4, 2]"
                ],
                "[0, 0, -8, -4, -2]"
            ],
            [
                [
                    "[7, 1, 0, 9, 4, 7]"
                ],
                "[-7, -1, 0, -9, -4, -7]"
            ],
            [
                [
                    "[7, 5, 2, 0, 4]"
                ],
                "[-7, -5, -2, 0, -4]"
            ],
            [
                [
                    "[1, 1, 6, 7, 1]"
                ],
                "[-1, -1, -6, -7, -1]"
            ]
        ]
    },
    {
        "name": "zip plus",
        "tp": "(list (int) -> list (int) -> list (int))",
        "ios": [
            [
                [
                    "[0, 2, 2, 9]",
                    "[4, 1, 3, 1]"
                ],
                "[4, 3, 5, 10]"
            ],
            [
                [
                    "[6, 9, 9, 9]",
                    "[3, 8, 6, 7]"
                ],
                "[9, 17, 15, 16]"
            ],
            [
                [
                    "[4, 9, 6]",
                    "[4, 9, 9]"
                ],
                "[8, 18, 15]"
            ],
            [
                [
                    "[9, 1]",
                    "[3, 3]"
                ],
                "[12, 4]"
            ],
            [
                [
                    "[1, 2, 3]",
                    "[2, 8, 1]"
                ],
                "[3, 10, 4]"
            ],
            [
                [
                    "[0, 6]",
                    "[7, 9]"
                ],
                "[7, 15]"
            ],
            [
                [
                    "[4, 0, 3]",
                    "[4, 4, 7]"
                ],
                "[8, 4, 10]"
            ],
            [
                [
                    "[3, 4]",
                    "[9, 3]"
                ],
                "[12, 7]"
            ],
            [
                [
                    "[1, 8, 3]",
                    "[2, 4, 2]"
                ],
                "[3, 12, 5]"
            ],
            [
                [
                    "[0, 2]",
                    "[4, 9]"
                ],
                "[4, 11]"
            ]
        ]
    },
    {
        "name": "zip minus",
        "tp": "(list (int) -> list (int) -> list (int))",
        "ios": [
            [
                [
                    "[9, 4, 7, 1]",
                    "[7, 4, 6, 4]"
                ],
                "[2, 0, 1, -3]"
            ],
            [
                [
                    "[8, 7, 7, 1]",
                    "[9, 0, 6, 5]"
                ],
                "[-1, 7, 1, -4]"
            ],
            [
                [
                    "[4, 0, 1, 3]",
                    "[9, 9, 0, 4]"
                ],
                "[-5, -9, 1, -1]"
            ],
            [
                [
                    "[0, 2, 7, 8]",
                    "[7, 4, 2, 9]"
                ],
                "[-7, -2, 5, -1]"
            ],
            [
                [
                    "[7, 1, 7]",
                    "[5, 6, 5]"
                ],
                "[2, -5, 2]"
            ],
            [
                [
                    "[1, 2, 5]",
                    "[6, 7, 4]"
                ],
                "[-5, -5, 1]"
            ],
            [
                [
                    "[6, 8, 0, 7]",
                    "[1, 5, 4, 5]"
                ],
                "[5, 3, -4, 2]"
            ],
            [
                [
                    "[6, 8]",
                    "[0, 8]"
                ],
                "[6, 0]"
            ],
            [
                [
                    "[6, 0, 3]",
                    "[8, 5, 9]"
                ],
                "[-2, -5, -6]"
            ],
            [
                [
                    "[7, 0, 3]",
                    "[4, 8, 2]"
                ],
                "[3, -8, 1]"
            ]
        ]
    }
]