Compilare: main.cpp: In function 'int main()': main.cpp:50:30: warning: array subscript has type 'char' [-Wchar-subscripts] 50 | out << op[s[pos%n]]; | ~~~~~~~^ main.cpp:51:28: warning: array subscript has type 'char' [-Wchar-subscripts] 51 | ss = op[s[pos%n]]; | ~~~~~~~^ main.cpp:55:43: warning: array subscript has type 'char' [-Wchar-subscripts] 55 | rez += ((freq[ss - 'A'] + freq[op[ss] - 'A']) * 2 * mt); | ^~ main.cpp:61:27: warning: array subscript has type 'char' [-Wchar-subscripts] 61 | rez += fto[op[ss] - 'A'][pos%n]; | ^~ main.cpp:66:27: warning: array subscript has type 'char' [-Wchar-subscripts] 66 | rez += fto[op[ss] - 'A'][pos%n]; | ^~ main.cpp:67:45: warning: array subscript has type 'char' [-Wchar-subscripts] 67 | rez += freq[ss - 'A'] + freq[op[ss] - 'A']; | ^~ main.cpp:71:49: warning: array subscript has type 'char' [-Wchar-subscripts] 71 | rez += freq[ss - 'A'] + 2 * freq[op[ss] - 'A']; | ^~