poj2109(Power of Cryptography)

 1 #include<cstdio>
 2 #include<cmath>
 3 #include<cstring>
 4 #include<iostream>
 5 #include<algorithm>
 6 
 7 using namespace std;
 8 
 9 int main()
10 {
11     double n,p;
12     while(scanf("%lf%lf",&n,&p)!=EOF)
13     {
14         double ce=pow(p,1/n);
15         printf("%.0f\n",ce);  //g++。如C++交%.0lf  。
16     }
17     return 0;
18 }