import java.util.*;
import java.lang.*;
import java.io.*;

// The main method must be in a class named "Main".
class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        System.out.println(((sc.nextInt() % 1000000007) * (sc.nextInt() % 1000000007)) % 1000000007);
    }
}