use bigint;
$ym=1e18;<>;

++$i,
$a[$i]=$i%2?$_-$a[$i-1]
           :$a[$i-1]-$_,
$i-1&2?($xm-=$-=$xm-$a[$i],$xM+=$-=$a[$i]-$xM)
      :($ym-=$-=$ym-$a[$i],$yM+=$-=$a[$i]-$yM)
for<>;

$t=1-$xm;
$xM+=$t;$yM-=$t;
$xm+=$t;$ym-=$t;

$t+=$-=$yM-1e18;
$xM+=$-;$yM-=$-;
$xm+=$-;$ym-=$-;

if(1<=$ym&&$xM<=1e18){
	print@a+0,$/;
	printf"%d\n",++$j&2?$_-$t:$_+$t for@a;
}else{
	print-1,$/;
}