{"shas":[["2e3d908ca6039eac4661236afb449af776ef0908","b1c1d8736f20db3fb6c1c66bb1455ed43909f0d8@juanlopes.net","problem 145 (better and explained)","Juan Lopes"]],"ref":"refs/heads/master","size":1,"head":"2e3d908ca6039eac4661236afb449af776ef0908","push_id":37624863}