Eroare de compilare: user.c: In function ‘main’: user.c:25:9: error: ‘j’ undeclared (first use in this function) for ( j = 0 ; j < n ; j++ ) { ^ user.c:25:9: note: each undeclared identifier is reported only once for each function it appears in user.c:16:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d", &t ) ; ^ user.c:19:10: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d\n", &n ) ; ^