package com.njupt.acm; import java.math.BigInteger; import java.util.Scanner; public class UVA_10106 { public static void main(String[] args) { Scanner scanner = new Scanner (System.in); while(scanner.hasNext()){ BigInteger a = scanner.nextBigInteger(); BigInteger b = scanner.nextBigInteger(); System.out.println(a.multiply(b)); } } }