Compilare: user.c: In function ‘main’: user.c:52:9: warning: format ‘%d’ expects argument of type ‘int *’, but argument 3 has type ‘unsigned char *’ [-Wformat=] fscanf( fin, "%d", &a[i] ); ^ user.c:55:9: warning: format ‘%d’ expects argument of type ‘int *’, but argument 3 has type ‘unsigned char *’ [-Wformat=] fscanf( fin, "%d", &b[i] ); ^ user.c:49:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d%d", &n, &m ); ^ user.c:52:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &a[i] ); ^ user.c:55:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &b[i] ); ^