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#include <fstream>
using namespace std;
const long long MOD = 1999999973;
long long lgput(long long A, long long B) {
if (B == 0) return 1;
if (B == 1) return A % MOD;
A = A % MOD;
if (B % 2 == 0)
return lgput( (A * A) % MOD, B / 2);
return A * lgput( (A * A) % MOD, B / 2);
}
int main()
{
ifstream fin("lgput.in");
ofstream fout("lgput.out");
fin.sync_with_stdio(false);
fin.tie(0);
long long A, B;
fin >> A >> B;
fout << lgput(A, B);
return 0;
}