#include <iostream>
#include <fstream>
#include <bitset>
using namespace std;
ifstream in("nrcuv.in");
ofstream out("nrcuv.out");
const int mod = 104659;
const int maxn = 1005;
const int sigma = 26;
bitset <30> M[30];
int dp[maxn][30];

int main()
{
    int n, m;
    in >> n >> m;
    for(int i = 1; i <= m; i++)
    {
        char x1, y1;
        in >> x1 >> y1;
        int x = x1 - 'a' + 1;
        int y = y1 - 'a' + 1;
        M[x][y] = 1;
        M[y][x] = 1;
    }
    for(int k = 1; k <= sigma; k++)
        dp[1][k] = 1;
    for(int i = 2; i <= n; i++)
    {
        for(int j = 1; j <= sigma; j++)
        {
            int s = 0;
            for(int k = 1; k <= sigma; k++)
                if(M[j][k] == 0)
                    s += dp[i-1][k];
            dp[i][j] = s % mod;
        }
    }
    int s = 0;
    for(int i = 1; i <= sigma; i++)
        s += dp[n][i];
    out << s << "\n";
    return 0;
}