#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using vl = vector<ll>;
template<class T> using vc = vector<T>;
template<class T> using vvc = vector<vector<T>>;

#define eb emplace_back
#define all(x) (x).begin(), (x).end()
#define rep(i, n) for (ll i = 0; i < (n); i++)
#define repr(i, n) for (ll i = (n)-1; i >= 0; i--)
#define repe(i, l, r) for (ll i = (l); i < (r); i++)
#define reper(i, l, r) for (ll i = (r)-1; i >= (l); i--)
#define repa(i,n) for (auto& i: n)

template<class T1, class T2> inline bool chmax(T1 &a, const T2 &b) {if (a<b) { a=b; return 1;} return 0;}
template<class T1, class T2> inline bool chmin(T1 &a, const T2 &b) {if (b<a) { a=b; return 1;} return 0;}
struct init{init(){cin.tie(0);ios::sync_with_stdio(false);cout<<fixed<<setprecision(15);}}init_;

#ifdef DEBUG
template <class T, class N> void verr(const T& a, const N& n) { rep(i, n) cerr << a[i] << " "; cerr << "\n" << flush; }
ll dbgt = 1; void err() { cerr << "passed " << dbgt++ << "\n" << flush; }
template<class H, class... T> void err(H&& h,T&&... t){ cerr<< h << (sizeof...(t)?" ":"\n") << flush; if(sizeof...(t)>0) err(forward<T>(t)...); }
#endif

const ll INF = 4e18;
const ld EPS = 1e-11;
const ld PI = acos(-1.0L);
const ll MOD = 1e9 + 7;
// const ll MOD = 998244353;
//--------------------------------------------------------------------------------//

int main() {
    ll N, K;
    cin >> N >> K;
    vvc<ll> T(N, vl(N));
    rep(i, N) rep(j, N) cin >> T[i][j];
    vl A(N);
    iota(all(A), 0ll);

    ll ans = 0;
    do{
        if (A[0] != 0) continue;
        ll t = 0;
        rep(i, N - 1) t += T[A[i]][A[i + 1]];
        t += T[A[N - 1]][A[0]];
        
        if (t == K) ans++;
    } while (next_permutation(all(A)));
    cout << ans << endl;
}
//#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
//#include <atcoder/all>
//using namespace atcoder;
using ll = long long;
#define pp pair<int,int>
#define rep(i,n) for(int (i)=0;(i)<(n);(i)++)
#define ld long double
#define al(a) (a).begin(),(a).end()
#define mk make_pair
#define check cout<<"?"<<endl;

ll MOD=1000000007;
ll mod=998244353;
int inf=1000001000;
ll INF=1e18+5;

template<typename T>
ostream& operator<<(ostream& os,const vector<T>& v){
    if(v.empty()){
        os<<"{ }";
        return os;
    }
    os<<"{"<<v.front();
    for(auto itr=++v.begin();itr!=v.end();itr++){
        os<<", "<<*itr;
    }
    os<<"}";
    return os;
}

template<typename T_first,typename T_second>
ostream& operator<<(ostream& os,const pair<T_first,T_second>& P){
    os<<"("<<P.first;
    os<<", "<<P.second;
    os<<")";
    return os;
}

int main(){
    int a,b; cin>>a>>b;
    cout<<(a+b)/2<<" "<<(a-b)/2<<endl;
}