Compilare: main.c: In function 'main': main.c:60:3: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &n ); ^~~~~~~~~~~~~~~~~~~~~~~ main.c:62:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &v[i] ); ^~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:63:3: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &m ); ^~~~~~~~~~~~~~~~~~~~~~~ main.c:65:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d%d", &op, &x ); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~