#include <fstream>

using namespace std;

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

const int N = 1001;
const int NL = 26;
const int M = 104659;

int dp[N][NL];
bool inco[NL][NL];

int main() {
    int n, m;
    in >> n >> m;
    for(int i = 0; i < m; i++) {
        char c1, c2;
        in >> c1 >> c2;
        inco[c1 - 'a'][c2 - 'a'] = inco[c2 - 'a'][c1 - 'a'] = true;
    }
    for(int j = 0; j < NL; j++) {
        dp[1][j] = 1;
    }
    for(int i = 2; i <= n; i++) {
        for(int j = 0; j < NL; j++) {
            for(int k = 0; k < NL; k++) {
                if(!inco[j][k]) {
                    dp[i][j] += dp[i-1][k];
                    dp[i][j] %= M;
                }
            }
        }
    }
    int rez = 0;
    for(int j = 0; j < NL; j++) {
        rez += dp[n][j];
        rez %= M;
    }
    out << rez;
    out.close();
    return 0;
}