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#include <bits/stdc++.h>
#define N 10005
#define M 150
#define MOD 104659
using namespace std;
ifstream fin("nrcuv.in");
ofstream fout("nrcuv.out");
int n, m, dp[N][M], mat[N][M], i;
char l1, l2;
int main()
{
fin>>n>>m;
for(i=1;i<=m;i++){
fin>>l1>>l2;
mat[l1][l2]=mat[l2][l1]=1;
}
for(i='a';i<='z';i++){
dp[1][i]=1;
}
for(i=2;i<=n;i++){
for(int a='a';a<='z';a++){
for(int b='a';b<='z';b++){
if(mat[a][b]==0){
dp[i][b]+=dp[i-1][a];
dp[i][b]%=MOD;
}
}
}
}
int ana=0;
for(i='a';i<='z';i++){
ana+=dp[n][i];
ana%=MOD;
}
fout<<ana;
return 0;
}