Compilare: main.c: In function 'main': main.c:48:3: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d%d", &ni, &nz ); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:50:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &v[0] ); ^~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:57:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &v[n++] ); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:61:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &v[n++] ); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~