Compilare: main.cpp: In function 'int main()': main.cpp:34:32: warning: array subscript has type 'char' [-Wchar-subscripts] for(ll i=1;i<=n;i++)ap[s[i]]++; ^ main.cpp:42:25: warning: array subscript has type 'char' [-Wchar-subscripts] ans=(nrr/2)*(ap[lt]+ap[caps(lt)]); ^ main.cpp:42:38: warning: array subscript has type 'char' [-Wchar-subscripts] ans=(nrr/2)*(ap[lt]+ap[caps(lt)]); ^ main.cpp:44:32: warning: array subscript has type 'char' [-Wchar-subscripts] if(cpf)ans+=ap[caps(lt)]; ^ main.cpp:45:24: warning: array subscript has type 'char' [-Wchar-subscripts] else ans+=ap[lt]; ^ main.cpp:43:9: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if(nrr%2) ^