Compilare: user.c: In function ‘main’: user.c:25:10: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("taxe.in","r",stdin); ^ user.c:26:10: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("taxe.out","w",stdout); ^ user.c:28:8: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.c: In function ‘bs’: user.c:4:13: warning: ‘med’ may be used uninitialized in this function [-Wmaybe-uninitialized] int st,dr,med,cdr,s; ^