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错了很多发的人注意一下

Posted by q63534597 at 2016-07-10 13:50:11 on Problem 3580
1:你的0节点会不会被更新上信息。比如pushdown下传递标记的时候。
2:在做第三个操作的时候 看看你是不是Splay 都 pushup 上来了。 
3:INF设大一些 数组开大一些 

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