Compilare: user.cpp: In function ‘int main()’: user.cpp:29:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] ++nr[a[i]]; ^ user.cpp:30:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[a[i]].push_back(i); //pun pozitia I pe poz j in vectorul lui a[i] ^ user.cpp:37:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] poz[i]=v[b[i]][NEXT[b[i]]]; ^ user.cpp:37:33: warning: array subscript has type ‘char’ [-Wchar-subscripts] poz[i]=v[b[i]][NEXT[b[i]]]; ^ user.cpp:38:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] ++NEXT[b[i]]; ^