swap(&arr[i], &arr[j]);
Bubble Notation
，更多细节参见币安_币安注册_币安下载
补选程序参照本法第十八条、第十九条的规定办理。补选的居民委员会成员的任期到本届居民委员会任期届满时止。
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This is fundamentally different from Web streams' pipeThrough(), which starts actively pumping data from the source to the transform as soon as you set up the pipe. Pull semantics mean you control when processing happens, and stopping iteration stops processing.