private:
  answers.csv: 43ef7dc300c731231796afc046cf4230
public:
  sample_submission.csv: e67f89b25eb382df62d821e72bed8d4b
  test.csv: fa5d6d46adf7cfa5d7f7dc3ef3e358c8
  train.csv: e11dec14f6fc839a97fb21abcaebdaa4
zip: 73e311b0e622c3f82fb22c7ee24ae91e
