Compilare: user.cpp: In function ‘void read(char*, bool*)’: user.cpp:35:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] while(!good[c]) c = nextch(); ^ user.cpp:36:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] while(good[c]){ ^ user.cpp:37:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(good[c] == 1) v[++v[0]] = c - '0', w[v[0]] = 1; ^ user.cpp:37:34: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(good[c] == 1) v[++v[0]] = c - '0', w[v[0]] = 1; ^ user.cpp:37:53: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(good[c] == 1) v[++v[0]] = c - '0', w[v[0]] = 1; ^ user.cpp:38:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] else v[++v[0]] = '*', w[v[0]] = 0; ^ user.cpp:38:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] else v[++v[0]] = '*', w[v[0]] = 0; ^