{"head":"a3f3d4f026d6ef3828727cde2998143851f5dcf3","size":1,"push_id":44194335,"shas":[["a3f3d4f026d6ef3828727cde2998143851f5dcf3","64b2b6d12bfe4baae7dad3d018f8cbf6b0e7a044@icambridge.me","Added more solving techniques and harder tests which it currently fails at.","Iain Cambridge"]],"ref":"refs/heads/master"}