#include using namespace std; int main(){ int N, B; cin >> N >> B; vector> A(N, vector(N)); for (int i = 0; i < N; i++){ for (int j = 0; j < N; j++){ cin >> A[i][j]; A[i][j] %= B; } } vector> dp(2, vector(1 << N, 0)); dp[0][0] = 1; for (int i = 0; i < (1 << N); i++){ int p = __builtin_popcount(i); for (int j = 0; j < 2; j++){ for (int k = 0; k < N; k++){ if ((i >> k & 1) == 0){ int i2 = i | (1 << k); int j2 = j ^ __builtin_parity(i >> k); dp[j2][i2] += dp[j][i] * A[p][k] % B; dp[j2][i2] %= B; } } } } cout << dp[1][(1 << N) - 1] << endl; }