{"shas":[["ea17159bdc6942f5009d381261d7f52dde229a8a","cb5944953e1210f9062fc20aa4cb0bfb49f725eb@gmail.com","Permutation, naive version","Yuri Sarbaev"]],"ref":"refs/heads/master","size":1,"head":"ea17159bdc6942f5009d381261d7f52dde229a8a","push_id":32632347}