Compilare: user.cpp: In function ‘char* cuv(int)’: user.cpp:35:11: warning: array subscript has type ‘char’ [-Wchar-subscripts] s[i]=o[n%12]; ^ user.cpp: In function ‘int main()’: user.cpp:43:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d\n%d\n",&p,&n); ^ user.cpp:44:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%s\n",o); ^ user.cpp:48:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%s\n",cu); ^