Question 1: https://leetcode.com/problems/find-common-characters/description/\nQuestion 2: https://leetcode.com/problems/recover-a-tree-from-preorder-traversal/description/\n\nI have solved the first one totally, and second question given the method and wrote the code but time is up while in middle of verification of code. What are the chances of my onsite?

Question 1: https://leetcode.com/problems/find-common-characters/description/\nQuestion 2: https://leetcode.com/problems/recover-a-tree-from-preorder-traversal/