#include <bits/stdc++.h>
#define MOD 1999999973

using namespace std;

ifstream fin("lqput.in");
ofstream fout("lgput.out");

int lgput(int a, int n)
{
    int p = 1;
    while(n)
    {
        if(n % 2 == 1) p = p * a % MOD;
        n /= 2;
        a = a * a % MOD;
    }
    return p;
}


int main()
{
    cout << lgput(2, 10);
    return 0;
}