Compilare: user.cpp: In function ‘int main()’: user.cpp:50:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] ap[str[j]] = 1; ^ user.cpp:52:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] ap[str[j]] = 1; ^ user.cpp:59:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (ap[i]) { ^ user.cpp:60:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] _ml[i] = ++ x; ^ user.cpp:65:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (ap[i]) { ^ user.cpp:67:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] _mu[i] = y ++; ^ user.cpp:75:48: warning: array subscript has type ‘char’ [-Wchar-subscripts] value = value * 8 + _ml[s[i][j]]; ^ user.cpp:84:48: warning: array subscript has type ‘char’ [-Wchar-subscripts] value = value * 8 + _mu[s[i][j]]; ^