• 2022-06-07
    以下程序执行后的输出为:#includedoublef1(doublex){return1.0/x;}doublef2(doublex){returnx*x;}intmain(){inti=3;double(*f[2])(double)={f1,f2};cout<
    A: 0.333333
    B: 0.5
    C: 9
    D: 4