> 用printf("%.2f")而不是printf(".2lf")
#include<iostream>
#include<cstdio>
using namespace std;
long long ans=1;
int main()
{
	int n,k,tp;
	cin>>k>>n;
	tp=k;
	while(n>0)
	{
		if((n&1)==1)
		ans*=tp;
		n>>=1;
		tp*=tp;
	}
	cout<<ans<<endl;
}