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#include <iostream>
#include<fstream>
#define litera 26
#define MOD 104659
#define litera 1001
using namespace std;
fstream fin("nrcuv.in");
ofstream fout("nrcuv.out");
int viz[litera][litera],DP[litera][litera];
int m,n;
char L1,L2;
int main()
{
int i,j,k;
fin>>n>>m;
for(i=1;i<=m;i++)
{
fin>>L1>>L2;
viz[L1-'a'][L2-'a']=1;cout<<viz[0][0];
viz[L2-'a'][L1-'a']=1;
}
for(i=0;i<litera;i++)
DP[1][i]=1;
for(i=2;i<=n;i++)
for(j=0;j<litera;j++)
for(k=0;k<litera;k++)
if(viz[k][j]==0)
{
DP[i][j]+=DP[i-1][k];
; DP[i][j]%=MOD;
}
int sol=0;
for(i=0;i<litera;i++)
{
sol+=DP[n][i];
sol%=MOD;
}
fout<<sol%MOD;
return 0;
}