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#include <iostream>
#include <fstream>
#define k 1999999973
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
long long int exponent(long long int x,long long int n)
{
if(n<0)
return exponent((1/x)%k,-n);
else if(n==0)
return 1;
else if(n%2==1)
return x*exponent((x*x)%k,(n-1)/2);
else if(n%2==0)
return exponent((x*x)%k,n/2);
}
int main()
{
long long int x,n;
in>>x>>n;
out<<exponent(x,n);
return 0;
}