#include <iostream>
#include <vector>
#include <map>
#include<string>
#include<queue>
#include<math.h>
#define pb push_back
#define all(x) begin(x),end(x)
#define ll long long
#define P pair<int,int>
#define lP pait<ll,ll>
using namespace std;
int main() {
    ll a,b,c;
    cin>>a>>b;
    c=a*b;
    cout<<c%1000000007<<endl;
    return 0;
}