* @param arr 待排序数组
But, for Paul, a potential move is bittersweet, as his daughter lives next door and his grandson and daughter-in-law live the other side.
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（三）行政执法决定是否违法或者明显不当；
5年过渡期的设立，是减贫实践的制度创新，目的是保持帮扶政策的总体稳定。
int *bucket = (int*)calloc(max + 1, sizeof(int));