#include <fstream>
#define mod 1999999973
#define int long long
using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");
int lgput(int a,int b)
{
    if(!b)
        return 1;
    int p=1;
    while(b)
    {
        if(b%2)
            p*=a%mod;
        a*=a%mod;
        a%=mod;
        p%=mod;
        b/=2;
    }
    return p;
}
int32_t main()
{
    int a,b;
    cin>>a>>b;
    cout<<lgput(a,b);
    return 0;
}