Compilare: user.cpp: In function ‘int main()’: user.cpp:33:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] C[++C[0]] = t % BASE; ^ user.cpp:56:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] fprintf(g , "%d", C[C[0]]); ^ user.cpp:14:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f , "%hd" , &n); ^