#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("nrcuv.in");
ofstream fout("nrcuv.out");
const int MOD = 104659;
const int NL=26;
const int N=1000;
int n,m,i,j,k;
int nrc[N+1][NL];
bool inc[NL][NL];
int main()
{
    fin>>n>>m;
    for(i=0;i<m;i++){
        char c1,c2;
        fin>>c1>>c2;
        inc[c1-'a'][c2-'a'] = inc[c2-'a'][c1-'a'] = true;
    }
    for(j=0;j<NL;j++){
        nrc[1][j] = 1;
    }
    for(i=2;i<=n;i++){
        for(j=0;j<NL;j++){
            for(k=0;k<NL;k++){
                if(!inc[k][j]){
                    nrc[i][j] += nrc[i-1][k];
                    if(nrc[i][j] >= MOD){
                        nrc[i][j]-=MOD;
                    }
                }
            }
        }
    }
    int rez=0;
    for(j=0;j<NL;j++){
        rez += nrc[n][j];
        if(rez>=MOD){
            rez -= MOD;
        }
    }
    fout<<rez;
}