Compilare: user.cpp: In function ‘int main()’: user.cpp:22:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(alf[s[s.size()-1]]<alf[s[0]]+1) c[n]=d[s[0]],alf[s[s.size()-1]]=alf[s[0]]+1,d[s[s.size()-1]]=n; ^ user.cpp:22:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(alf[s[s.size()-1]]<alf[s[0]]+1) c[n]=d[s[0]],alf[s[s.size()-1]]=alf[s[0]]+1,d[s[s.size()-1]]=n; ^ user.cpp:22:55: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(alf[s[s.size()-1]]<alf[s[0]]+1) c[n]=d[s[0]],alf[s[s.size()-1]]=alf[s[0]]+1,d[s[s.size()-1]]=n; ^ user.cpp:22:74: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(alf[s[s.size()-1]]<alf[s[0]]+1) c[n]=d[s[0]],alf[s[s.size()-1]]=alf[s[0]]+1,d[s[s.size()-1]]=n; ^ user.cpp:22:84: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(alf[s[s.size()-1]]<alf[s[0]]+1) c[n]=d[s[0]],alf[s[s.size()-1]]=alf[s[0]]+1,d[s[s.size()-1]]=n; ^ user.cpp:22:103: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(alf[s[s.size()-1]]<alf[s[0]]+1) c[n]=d[s[0]],alf[s[s.size()-1]]=alf[s[0]]+1,d[s[s.size()-1]]=n; ^ user.cpp:23:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(Ma<alf[s[s.size()-1]])Ma=alf[s[s.size()-1]],jj=n; ^ user.cpp:23:54: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(Ma<alf[s[s.size()-1]])Ma=alf[s[s.size()-1]],jj=n; ^