#include <iostream>
#include <fstream>

#define NMAX 1000
#define MOD 104659

using namespace std;

ifstream fin ("nrcuv.in");
ofstream fout ("nrcuv.out");

int ex[26][26];
int nrMod[NMAX + 1][26];

int main()
{
    int N, K;
    fin >> N >> K;

    for(int i = 1; i <= K; i++){
        char c1, c2;

        fin >> c1 >> c2;
        int x = c1 - 'a';
        int y = c2 - 'a';

        ex[x][y] = 1;
        ex[y][x] = 1;
    }

    //initializare
    for(int j = 0; j < 26; j++){
        nrMod[1][j] = 1;
    }

    for(int i = 2; i <= N; i++){
        for(int j = 0; j < 26; j++){
            for(int k = 0; k < 26; k++){
                if(ex[j][k] == 0){
                    nrMod[i][j] = ( nrMod[i][j] + nrMod[i - 1][k] ) % MOD;
                }
            }
        }
    }

    int raspuns = 0;
    for(int j = 0; j < 26; j++){
        raspuns = (raspuns + nrMod[N][j]) % MOD;
    }

    fout << raspuns;

    return 0;
}