C + + Array pointers

1#include <iostream>2 using namespacestd;3 DoubleCalculateDoubleXDoubleYDouble(*pf[3])(Double,Double));4 DoubleAddDoubleXDoubley);5 DoubleAttDoubleXDoubley);6 DoubleAppDoubleXDoubley);7 intMain ()8 {9     Double(*ps[3])(Double,Double)={Add,att,app};Ten     DoubleA, B; Onecout<<"Enter a X:"<<Endl; ACin>>A; -cout<<"Enter a Y:"<<Endl; -Cin>>b; the     DoubleTal =0.0; -      for(intI=0;i<3; i++) -{//Calculate (A, B, (double (* *) (double,double))); -                 //need to pay attention here +Tal = Calculate (A, B, (Double(**) (Double,Double)) (ps+i)); -cout<<tal<<Endl; +     } A     return 0; at } -  - DoubleCalculateDoubleXDoubleYDouble(*pf[3])(Double,Double)) - { -     Doubletemp =0.0; -temp = (*PF) (x, y); in     returntemp; - } to  + DoubleAddDoubleXDoubley) - { the     returnx+y; * } $ Panax Notoginseng DoubleAttDoubleXDoubley) - { the     returnx*y; + } A  the DoubleAppDoubleXDoubley) + { -     returnx/y; $}

C + + Array pointers