#include <bits/stdc++.h>
using namespace std ;
typedef long long ll ;
typedef pair<int,int> P ;
#define rep(i,n) for(int i = 0 ; i < n ; i++)
#define rrep(i,a,b) for(int i = a ; i < b ; i++)
#define chmin(a,b) a = min(a,b) ;

const int mod = 1000000007 ;

ll n , k ;
vector<int> digit ;

ll fac[202020] ;
ll inv[202020] ;
ll C[10] ;

ll powmod(ll x , ll n){
    ll res = 1 ;
    while(n > 0){
        if(n & 1) (res *= x) %= mod ;
        (x *= x) %= mod ;
        n >>= 1 ;
    }
    return res ;
}

void init(){
    fac[0] = fac[1] = 1 ;
    rrep(i,2,202020) fac[i] = fac[i-1] * i % mod ;
    inv[0] = inv[1] = 1 ;
    rrep(i,2,202020) inv[i] = inv[i-1] * powmod(i,mod-2) % mod ;
}

int main(){
    init() ;
    cin >> n ;
    rep(i,9) cin >> C[i] ;
    ll res = 0 ;
    rep(i,n){
        rep(j,9){
            if(C[j] == 0) continue ;
            ll val = fac[n-1] * inv[C[j] - 1] % mod * (j + 1) % mod * powmod(10,i) ;
            rep(k,9) if(j != k) (val *= inv[C[k]]) %= mod ;
            (res += val) %= mod ;
        }
    }
    cout << res << endl ;
}