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
using System;

public class Hello
{
    public const int MD = 1000000007;
    public static void Main()
    {
        string[] line = Console.ReadLine().Trim().Split(' ');
        var m = int.Parse(line[0]);
        var n = int.Parse(line[1]);
        Console.WriteLine(power(m, n));
    }
    public static long power(int m, int n)
    {
        if (n == 0) return 1;
        return n % 2 == 0 ? power(m * m % MD, n / 2) : power(m * m % MD, n / 2) * m;
    }
}

