{"push_id":848384542,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"c39b1130809744f54cae189e04aff85c67dcb915","before":"9da47218313f6d15401aab2a53759f8a446b8d35","commits":[{"sha":"c39b1130809744f54cae189e04aff85c67dcb915","author":{"email":"63354af9ca532d4135b6333189acb071d1301dde@gmail.com","name":"carriez0705"},"message":"add non-recursive solution","distinct":true,"url":"https://api.github.com/repos/carriez0705/leetcode/commits/c39b1130809744f54cae189e04aff85c67dcb915"}]}