#include<fstream>
#define DM 1004
#define MOD 104659
using namespace std;

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

int LA[26][26];
int T[DM][26];
int Sol,N,M;

int main()
{
    int i,j,k;

    fin>>N>>M;

    for(i=1;i<=M;++i)
    {
        char a,b;

        fin>>a>>b;

        T[a-'a'+1][b-'a'+1]=1;
        T[b-'a'+1][a-'a'+1]=1;
    }

    for(i=1;i<=26;++i)  T[1][i]=1;

    for(i = 2; i <= N; i++)
        for(j = 1; j <= 26; j++)
            for(k = 1; k <= 26; k++)
                if(!LA[j][k] && !LA[k][j])
                    T[i][j] = (T[i][j] + T[i - 1][k]) % MOD;

    for(i = 1; i <= 26; i++)
        Sol = (Sol + T[N][i]) % MOD;

    fout<<Sol<<"\n";

    fin.close();
    fout.close();
    return 0;
}