Recording something about leetcode or other questions
also translating some awesome works.
-
105. Construct Binary Tree from Preorder and Inorder Traversal
-
889. Construct Binary Tree from Preorder and Postorder Traversal
first time participated in the leetcode contest.
struggled with the 996 for about an hour, just by forgetting to consider 0 * 0 = 0;
end up 718/4714.