$n=<>;
for$m(2e9+16,1e9+7){
	($a,$b)=(1,0);
	for($s=64;$s--;){
		($a,$b)=(
			($a*$a+$b*$b)%$m,
			(2*$a-$b)*$b%$m
		);
		($a,$b)=(
			($a+$b)%$m,$a
		)if$n>>$s&1
	}
	$n=$b
}
print$n