题意：依次给出n个插队的情况——k，name。即标号为name的这个人插到k后，且这个过程有时间顺序。

思路：很容易想到从后往前插，也很容易想到用线段树维护个数，但是某些细节wa了很多次，代码和网上的代码似乎都大同小异——但是还是有问题….
～～自己稍微口胡了一些想法= =～～好吧纯属扯淡

挖个坑挖个坑，虽然也不打算填了> <。

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