Compilare: main.cpp: In function 'int main()': main.cpp:24:18: warning: array subscript has type 'char' [-Wchar-subscripts] ap[sir[i]][i]++; ^ main.cpp:25:19: warning: array subscript has type 'char' [-Wchar-subscripts] ap[caps[i]][k+i]++; ^ main.cpp:26:19: warning: array subscript has type 'char' [-Wchar-subscripts] ap[caps[i]][2*k+i]++; ^ main.cpp:27:18: warning: array subscript has type 'char' [-Wchar-subscripts] ap[sir[i]][3*k+i]++; ^ main.cpp:54:38: warning: array subscript has type 'char' [-Wchar-subscripts] long long ras2 = (nc/4)*(ap[c][4*k]); ^ main.cpp:56:19: warning: array subscript has type 'char' [-Wchar-subscripts] ras2+=ap[c][ncr]; ^