Eroare de compilare: user.c: In function ‘main’: user.c:37:29: error: ‘z’ undeclared (first use in this function) z=d[i][j][k][ct]; ^ user.c:37:29: note: each undeclared identifier is reported only once for each function it appears in user.c:13:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("munte.in","r",stdin); ^ user.c:14:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("munte.out","w",stdout); ^ user.c:15:10: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d",&n,&l,&m); ^ user.c:17:14: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&v[i]); ^