#include<fstream>
using namespace std;
ifstream f("nrcuv.in");
ofstream g("nrcuv.out");
int n, sol, m, viz[30][30];
char a, b;
int main()
{
    f>>n>>m;
    sol=1;
    for(int i=1;i<=n;i++)
        sol=(sol*26)%104659;
    for(int i=1;i<=m;i++)
    {
        f>>a>>b;
        if(a==b && viz[a-'a'][b-'a']==0)
            sol--;
        else if(viz[a-'a'][b-'a']==0)
                sol-=2;
        viz[a-'a'][b-'a']=viz[b-'a'][a-'a']=1;
        if(sol<0)
            sol+=104659;
    }
    g<<sol;
    return 0;
}