Compilare: user.c: In function ‘main’: user.c:8:8: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&t); ^ user.c:10:7: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&a); ^ user.c:13:4: warning: ‘n’ is used uninitialized in this function [-Wuninitialized] if(i<n){ ^ user.c:13:4: warning: ‘i’ may be used uninitialized in this function [-Wmaybe-uninitialized]