摘要: 118. Pascal's Triangle Given numRows, generate the first numRows of Pascal's triangle. For example, given numRows = 5,Return 阅读全文
posted @ 2016-09-28 11:26 花椰菜菜菜菜 阅读(156) 评论(0) 推荐(0) 编辑
摘要: 112. Path Sum Given a binary tree and a sum, determine if the tree has a root-to-leaf path such that adding up all the values along the path equals th 阅读全文
posted @ 2016-09-28 10:24 花椰菜菜菜菜 阅读(217) 评论(0) 推荐(0) 编辑