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#include <fstream>
#define mod 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long a, b;
long long exp(long long x, long long y);
int main()
{
fin>>a>>b;
fout<<exp(a, b)%mod;
return 0;
}
long long exp(long long x, long long y)
{
if (y==0)
return 1;
else if (y%2==0)
return exp(x*x%mod, y/2);
else return exp(x*x%mod, y/2)*x%mod;
}