[
    {
        "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"
            ]
        ]
    }
]