Problems
Very rapid multiplication of (RU)
import java.util.Scanner; import java.math.BigInteger;
public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); String input = scanner.nextLine(); String[] numbers = input.split(" "); BigInteger A = new BigInteger(numbers[0]); BigInteger B = new BigInteger(numbers[1]);
BigInteger product = A.multiply(B);
String result = product.toString().replaceFirst("^0+(?!$)", "");
System.out.println(result);
}
}