#include<bits/stdc++.h>
using namespace std;

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

const int MODULO=104659;
const int NMAX=1005;

int n,m,dp[2][26];
bool a[30][30];

int main()
{
    int i,j,l,aux;
    char C,D;
    bool ok;
    fin>>n>>m;
    for (i=1;i<=m;i++)
        {
            fin>>C>>D;
            a[C-'a'+1][D-'a'+1]=a[D-'a'+1][C-'a'+1]=1;
        }
    for (i=1;i<=26;i++) dp[0][i]=1;
    ok=1;
    for (i=2;i<=n;i++,ok=1-ok)
        {
            for (j=1;j<=26;j++)
                {
                    aux=0;
                    for (l=1;l<=26;l++)
                        if (a[j][l]==0)
                            {
                                aux+=dp[1-ok][l];
                                if (aux>=MODULO) aux-=MODULO;
                            }
                    dp[ok][j]=aux;
                }
        }
    aux=0;
    for (j=1;j<=26;j++) aux+=dp[1-ok][j];
    aux%=MODULO;
    fout<<aux<<"\n";
    return 0;
}