Compilare: user.c: In function ‘lgput’: user.c:39:6: warning: type of ‘k’ defaults to ‘int’ [enabled by default] void lgput(k) ^ user.c: In function ‘main’: user.c:51:11: warning: unused variable ‘i’ [-Wunused-variable] int k,i; ^ user.c:55:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("kfib.in","r",stdin); ^ user.c:56:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("kfib.out","w",stdout); ^ user.c:57:10: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&k); ^