($N,$D,$T)=glob<>;
	$\+=
	($==$_/$D)>$%+2*$T | $_%$D+$.
	?	2*$T+1
	:	$=-$%,
	$%=$=,
	$.=0-$_%$D
for sort{$a%$D-$b%$D||$a-$b}map$_+1e9,glob<>;
print