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#include <fstream>
#define MOD 1999999973
std::ifstream fin("lgput.in");
std::ofstream fout("lgput.out");
long long int a, b;
long long int pow(long long int a, long long int b) {
if (b == 0)
return 1;
if (b == 1)
return a;
if (b & 1)
return a * pow(a * a, b >> 1) % MOD;
return pow(a * a, b >> 1) % MOD;
}
int main() {
fin >> a >> b;
fout << pow(a, b) << '\n';
fout.close();
return 0;
}