For given integers m and n, compute mn (mod 1,000,000,007). Here, A (mod M) is the remainder when A is divided by M.

Constraints

* 1 ≤ m ≤ 100
* 1 ≤ n ≤ 109

Input


m n


Two integers m and n are given in a line.

Output

Print mn (mod 1,000,000,007) in a line.

Examples

Input

2 3


Output

8


Input

5 8


Output

390625
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define ALL(v) v.begin(), v.end()
typedef long long ll;

#include <bits/stdc++.h>
using namespace std;

const int MOD=1e9+7;

int main(){
  ll m,n;
  cin>>m>>n;
  
  ll ans=1,x=m;
  while(n>0){
    if(n&1) ans=ans*x%MOD;
    x=x*x%MOD;
    n/=2;
  }
  cout<<ans<<endl;
 
  return 0;
}
