#include #include #include #include #include using namespace std; using i32 = int; using u32 = unsigned int; using i64 = long long; using u64 = unsigned long long; #define rep(i,n) for(int i=0; i<(int)(n); i++) const i64 INF = 1001001001001001001; using Modint = atcoder::static_modint<998244353>; void testcase(){ int N, P; cin >> N >> P; if(P != 2){ rep(i,N) rep(j,N){ int t; cin >> t; } cout << "0\n"; return; } vector wild_rows; vector wild_cols; vector A(N); rep(i,N){ rep(j,N){ int t; cin >> t; if(t == 1) A[i] |= 1ll << j; if(t == -1){ wild_rows.push_back(i); wild_cols.push_back(j); } } } sort(wild_rows.begin(), wild_rows.end()); sort(wild_cols.begin(), wild_cols.end()); rep(i,wild_rows.size()) if(i != 0){ if(wild_rows[i-1] == wild_rows[i]){ cout << "0\n"; return; } if(wild_cols[i-1] == wild_cols[i]){ cout << "0\n"; return; } } rep(j,N) for(int i : wild_rows) A[i] &= ~(1ll << j); rep(i,N) for(int j : wild_cols) A[i] &= ~(1ll << j); int rankA = N - wild_rows.size(); rep(s,N){ sort(A.begin() + s, A.end()); reverse(A.begin() + s, A.end()); for(int t=s+1; t> T; while(T--) testcase(); return 0; } struct ios_do_not_sync{ ios_do_not_sync(){ ios::sync_with_stdio(false); cin.tie(nullptr); } } ios_do_not_sync_instance;