Compilare: user.cpp: In function ‘int main()’: user.cpp:18:20: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (f,"%d",&N); ^ user.cpp:23:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (f,"%d",&v[i]); ^ user.cpp:50:55: warning: ‘drm’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (best < smin || (best == smin && dr - st < drm - stm) ){ ^ user.cpp:50:55: warning: ‘stm’ may be used uninitialized in this function [-Wmaybe-uninitialized]