Compilare: user.cpp: In function ‘void DFS(int, char*)’: user.cpp:66:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!viz[*it]) ^ user.cpp:68:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] viz[*it] = 1; ^ user.cpp:70:28: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(m[sursa][*it] == 1) ^ user.cpp:72:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] conc(c[*it]); ^ user.cpp:79:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] conc(c[*it]); ^ user.cpp:81:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(m[sursa][*it] == 0) ^ user.cpp:86:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] m[sursa][*it] = 1, m[*it][sursa] = 1; ^ user.cpp:86:49: warning: array subscript has type ‘char’ [-Wchar-subscripts] m[sursa][*it] = 1, m[*it][sursa] = 1; ^ user.cpp:90:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] m[sursa][*it] = 2, m[*it][sursa] = 2; ^ user.cpp:90:49: warning: array subscript has type ‘char’ [-Wchar-subscripts] m[sursa][*it] = 2, m[*it][sursa] = 2; ^