AOE網(wǎng)G如下所示,求關(guān)鍵路徑。(要求標(biāo)明每個(gè)頂點(diǎn)的最早發(fā)生時(shí)間和最遲發(fā)生時(shí)間,并畫(huà)出關(guān)鍵路徑)
(1)最早發(fā)生時(shí)間和最遲發(fā)生時(shí)間:
(2)關(guān)鍵路徑: