Introduction
It is my favorite weekly contest 118. I solved the second algorithm and then I was so confused about the bug of the first algorithm, time limit exceeded. I like to write a blog to document my journey.
My performance
Here is my performance.
Problems solved in the contest
969. Pancake sorting
Problems solved after the contest
970. Powerful integers
971. Flip binary tree to match preorder traversal.
Jan. 9, 2019
I worked on the tree algorithm again, and also I shared my practice called how to push myself to write an elegant solution. Here is the link.
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