Solving != Coding [ACM]

acm1.cpp

#include<iostream>
using namespace std ;

int main ()
{
   const char *str = "BA BA BA BABANANA\
                    BA BA BA BABANANA\
                    BANANA NA AHH, POTATO NA AH AH BANANA AH AH\
                    TO GA LI NO PO TAH TO NI GAH NI BAH LO BAH NI KAH NO JI GAH BA BA BA BABANANA.\
                    YO PLANO HU LA PA NO NO TU MA BANANA LIKE A NUPI TALAMOO\
                    BANANA BA BA BABANANA BA BA BA BABANANA\
                    POTATO HO HOOOOOO\
                    TO GA LI NO PO TAH TO NI GAH NI BAH LO BAH NI KAH NO JI\
                    GAH BA BA BA BABANANAAAAAAAAA\
                    DHISYAAAAAA";

                int counter = 0 ;
                int i = 0 ;


                while(str[i]!='\0')
                {
                    if(str[i]=='A')
                    {
                        counter++;
                    }
                    i++;
                }
       cout << counter ;
}