import java.util.Scanner;

public class DoProduct $\{$

public static void main $($String $[]$ args$)\{$

Scanner scnr $=$ new Scanner$($System$.$in$)$;

int currValue;

int totalProduct;

totalProduct $=1$;

currValue $=$ scnr$.$nextInt$()$;

while $($currValue $>0)\{$

totalProduct $=$ totalProduct $*$ currValue;

currValue $=$ scnr$.$nextInt$()$;

$\}$

System.out.print$("$Product: $"+$ totalProduct$)$;

$\}$

$\}$

Input

$243-1$

Output