皮皮学，免费搜题
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搜题
【单选题】
The bhavior sensor and software system bilt in a phoneA.
could help store messages.
B.
could send messages instantly,
C.
could tell when it is wise to interrupt you.
D.
could identify important phone calls.
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举一反三
【简答题】如果无向图G=(V,E)是简单图，并且|V|=n>0，那么图G最多包含多少条边？If undirected graph G = (V,E) is graph, and |V| = n > 0, then how many edges can graph G contains at most？（There is only one correct answer）
【简答题】如果无向图G=(V,E)是简单图，并且|V|=206，那么图G最多包含多少条边？输入对应值的阿拉伯数字。