{
    "queries": [
        {
            "index": 0,
            "type": "input",
            "content": "192.168.1.1 + 1"
        },
        {
            "index": 1,
            "type": "exec",
            "content": "engine.last_result"
        },
        {
            "index": 2,
            "type": "input",
            "content": "16#FF00"
        },
        {
            "index": 3,
            "type": "exec",
            "content": "engine.last_result.base"
        },
        {
            "index": 4,
            "type": "input",
            "content": "x = solve(a**2 - 4, a)"
        },
        {
            "index": 5,
            "type": "exec",
            "content": "type(engine.symbol_table['x'])"
        },
        {
            "index": 6,
            "type": "input",
            "content": "IP4Mask(255.255.255.0)"
        },
        {
            "index": 7,
            "type": "exec",
            "content": "engine.last_result.get_prefix_int()"
        },
        {
            "index": 8,
            "type": "input",
            "content": "# Este es un comentario"
        },
        {
            "index": 9,
            "type": "input",
            "content": "invalid_expression"
        },
        {
            "index": 10,
            "type": "input",
            "content": "matriz = Matrix([[1, 2], [3, 4]])"
        },
        {
            "index": 11,
            "type": "exec",
            "content": "engine.symbol_table['matriz'].shape"
        }
    ]
}