#include <stdio.h>
#include <stdbool.h>

#define N 1000
#define NL 26
#define MOD 104659

int nrc[N+1][NL];
bool incomp[NL][NL];

int main(void) {
    FILE *in = fopen("nrcuv.in", "r");
    FILE *out = fopen("nrcuv.out", "w");
    int n, m;
    fscanf(in, "%d %d", &n, &m);
    for (int i = 0; i < m; i++) {
        char c1, c2;
        fscanf(in, "%c %c\n", &c1, &c2);
        int p1 = c1 - 'a';
        int p2 = c2 - 'a';
        incomp[p1][p2] = incomp[p2][p1] = true;
    }
    fclose(in);
    for (int j = 0; j < NL; j++) {
        nrc[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 (!incomp[j][k]) {
                    nrc[i][j] += nrc[i-1][k];
                    if (nrc[i][j] >= MOD) {
                        nrc[i][j] -= MOD;
                    }
                }
            }
        }
    }
    int rez = 0;
    for (int j = 0; j < NL; j++) {
        rez += nrc[n][j];
        if (rez >= MOD) {
            rez -= MOD;
        }
    }
    fprintf(out, "%d\n", rez);
    fclose(out);
    return 0;
}