* @param arr 待排序数组
1982年，习近平同志赴正定工作。在调研中得知，由于粮食征购任务过重，当地一些农民口粮不够，只好偷偷去外县换红薯干儿吃。
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（二）直接关系当事人或者第三人重大权益，经过听证程序的；，这一点在同城约会中也有详细论述
00:14, 28 февраля 2026Культура