($N,$D,$T)=glob<>;
@X=sort{$a%$D-$b%$D||$a-$b}map$_+1e9,glob<>;
for(@X){
	if( ($==$_/$D)<=$%+2*$T && $_%$D==($p//-1) ){
		$\+=$=-$%
	}else{
		$\+=2*$T+1
	}
	$%=$=;
	$p=$_%$D
}
print