#include<bits/stdc++.h>
#define REP(i,n) for(int i=0;i<(n);i++)
#define ALL(v) (v).begin(),(v).end()
#define int long long
using namespace std;

const int mod=1e9+7;

signed main()
{
    int a,b; cin>>a>>b;
    cout<<a*b%mod<<endl;
}