Compilare: user.cpp: In function ‘int main()’: user.cpp:17:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d", &n); ^ user.cpp:19:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%hd", &v[i]); ^ user.cpp:67:35: warning: ‘nmaxmax’ may be used uninitialized in this function [-Wmaybe-uninitialized] nmaxmax = nmaxmax - nr[w[j]] + nr[i]; ^