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#include <cstdio>
using namespace std;
const long long MOD = 1999999973;
long long powx(long long a, long long b){
long long rez = 1;
while(b > 1){
if(b % 2 == 1){
rez *= a;
rez %= MOD;
b--;
}
a = a * a;
a %= MOD;
b /= 2;
}
return (a * rez) % MOD;
}
int main()
{
freopen("lgput.in", "r", stdin);
freopen("lgput.out", "w", stdout);
long long a, b;
scanf("%lld %lld", &a, &b);
printf("%lld", powx(a, b) % MOD);
return 0;
}