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DFS, my solution is to fill each edge of the square one by one. DFS to construct the 1st, then 2nd, then 3rd, then 4th. For each edge I scan all the m 阅读全文
posted @ 2016-12-21 07:31
neverlandly
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摘要：
So the first question is: what is the difference between this and #297? This here is BST, however, in #297, it's BT. "The encoded string should be as 阅读全文
posted @ 2016-12-21 04:44
neverlandly
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