Compilare: main.cpp: In function 'void calc(int)': main.cpp:83:24: warning: array subscript has type 'char' [-Wchar-subscripts] rasp+=ap[litera]*(1<<(2*x))/2; ^ main.cpp: In function 'int main()': main.cpp:95:16: warning: array subscript has type 'char' [-Wchar-subscripts] ap[s[i]]++; ^ main.cpp: In function 'char query(int)': main.cpp:40:1: warning: control reaches end of non-void function [-Wreturn-type] } ^