執(zhí)行以下程序，理論上輸出的結(jié)果應(yīng)最接近整數(shù)（ ）
from?multiprocessing?import?Pool import?time def?task(): ????for?i?in?range(3): ????????time.sleep(1) if?__name__?==?'__main__': ????start?=?time.time() ????p?=?Pool(2) ????for?i?in?range(5): ????????p.apply_async(task) ????p.close() ????p.join() ????end?=?time.time() ????print(end-start)
