{
  "task": {
    "id": "case_40",
    "name": "sum_last_two_digits",
    "summary": "Sum the last and previous to last digits of a number",
    "examples": [
      {
        "input": [
          "BOS",
          6,
          19,
          28,
          14,
          10,
          7,
          28,
          20,
          6
        ],
        "output": [
          "BOS",
          6,
          10,
          10,
          5,
          1,
          7,
          10,
          2,
          6
        ]
      },
      {
        "input": [
          "BOS",
          25,
          18,
          22,
          10,
          10,
          23,
          20,
          3,
          7
        ],
        "output": [
          "BOS",
          7,
          9,
          4,
          1,
          1,
          5,
          2,
          3,
          7
        ]
      },
      {
        "input": [
          "BOS",
          16,
          26,
          26,
          9,
          27,
          27,
          15,
          14,
          14
        ],
        "output": [
          "BOS",
          7,
          8,
          8,
          9,
          9,
          9,
          6,
          5,
          5
        ]
      },
      {
        "input": [
          "BOS",
          27,
          20,
          0,
          11,
          25,
          21,
          28,
          11,
          24
        ],
        "output": [
          "BOS",
          9,
          2,
          0,
          2,
          7,
          3,
          10,
          2,
          6
        ]
      },
      {
        "input": [
          "BOS",
          23,
          2,
          21,
          20,
          1,
          23,
          11,
          5,
          1
        ],
        "output": [
          "BOS",
          5,
          2,
          3,
          2,
          1,
          5,
          2,
          5,
          1
        ]
      }
    ],
    "is_categorical": true
  },
  "program": "tens_place = rasp.Map(lambda x: x // 10, rasp.tokens).named(\"tens_place\")\nones_place = rasp.Map(lambda x: x % 10, rasp.tokens).named(\"ones_place\")\nsum_digits = rasp.SequenceMap(lambda x, y: x + y, tens_place, ones_place).named(\"sum_digits\")\nreturn sum_digits",
  "components": [
    {
      "id": "L0_MLP",
      "hook": "blocks.0.mlp.hook_post",
      "role": {
        "tag": "MAPPER",
        "note": "Derives the tens-place digit and also the ones-place digit from each input number."
      },
      "rasp_vars": [
        "tens_place, ones_place"
      ],
      "labels": [
        "tens_place_2, ones_place_3"
      ]
    },
    {
      "id": "L1_MLP",
      "hook": "blocks.1.mlp.hook_post",
      "role": {
        "tag": "COMBINER",
        "note": "Adds the tens-place and ones-place digits to produce the final per-token output."
      },
      "rasp_vars": [
        "sum_digits"
      ],
      "labels": [
        "sum_digits_1"
      ]
    }
  ]
}