#include <cstdio>
using namespace std;
int n,m;
int d[1005][30];
bool a[30][30];
int main()
{
    freopen("nrcuv.in","r",stdin);
    freopen("nrcuv.out","w",stdout);
    int i,j,k;
    char x,y;
    scanf("%d%d\n",&n,&m);
    for(i=1; i<=m; i++)
    {
        scanf("%c %c\n",&x,&y);
        a[x-'a'+1][y-'a'+1]=a[y-'a'+1][x-'a'+1]=1;
    }
    for(j=1; j<=26; j++) d[1][j]=1;
    for(i=1; i<=n; i++)
        for(j=1; j<=26; j++)
            for(k=1; k<=26; k++)
                if(!a[j][k])
                    d[i][j]=(d[i][j]+d[i-1][k])%104659;
    int ans=0;
    for(j=1;j<=26;j++)
        ans=(ans+d[n][j])%104659;
    printf("%d\n",ans);
    return 0;
}