water~9

poj2109http://poj.org/problem?id=2109
很神奇的居然a了

#include <iostream>
#include <cmath>
using namespace std;
int main()
{
	
	double a,b;
    cout.precision(0);
	cout.setf(ios_base::fixed);
	while(cin>>a>>b)
		cout<<exp(log(b)/a)<<endl;
	return 0;
}