#include using namespace std; using lint = long long int; using pint = pair; using plint = pair; struct fast_ios { fast_ios(){ cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(20); }; } fast_ios_; #define ALL(x) (x).begin(), (x).end() #define SZ(x) ((lint)(x).size()) #define POW2(n) (1LL << (n)) #define FOR(i, begin, end) for(int i=(begin),i##_end_=(end);i=i##_begin_;i--) #define REP(i, n) FOR(i,0,n) #define IREP(i, n) IFOR(i,0,n) template void ndarray(vector &vec, int len) { vec.resize(len); } template void ndarray(vector &vec, int len, Args... args) { vec.resize(len); for (auto &v : vec) ndarray(v, args...); } template bool mmax(T &m, const T q) { if (m < q) {m = q; return true;} else return false; } template bool mmin(T &m, const T q) { if (m > q) {m = q; return true;} else return false; } template pair operator+(const pair &l, const pair &r) { return make_pair(l.first + r.first, l.second + r.second); } template pair operator-(const pair &l, const pair &r) { return make_pair(l.first - r.first, l.second - r.second); } template istream &operator>>(istream &is, vector &vec){ for (auto &v : vec) is >> v; return is; } ///// This part below is only for debug, not used ///// template ostream &operator<<(ostream &os, const vector &vec){ os << "["; for (auto v : vec) os << v << ","; os << "]"; return os; } template ostream &operator<<(ostream &os, const deque &vec){ os << "deq["; for (auto v : vec) os << v << ","; os << "]"; return os; } template ostream &operator<<(ostream &os, const set &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template ostream &operator<<(ostream &os, const unordered_set &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template ostream &operator<<(ostream &os, const multiset &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template ostream &operator<<(ostream &os, const unordered_multiset &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template ostream &operator<<(ostream &os, const pair &pa){ os << "(" << pa.first << "," << pa.second << ")"; return os; } template ostream &operator<<(ostream &os, const map &mp){ os << "{"; for (auto v : mp) os << v.first << "=>" << v.second << ","; os << "}"; return os; } template ostream &operator<<(ostream &os, const unordered_map &mp){ os << "{"; for (auto v : mp) os << v.first << "=>" << v.second << ","; os << "}"; return os; } #define dbg(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ") " << __FILE__ << endl; ///// END ///// /* #include #include #include using namespace __gnu_pbds; // find_by_order(), order_of_key() template using pbds_set = tree, rb_tree_tag, tree_order_statistics_node_update>; template using pbds_map = tree, rb_tree_tag, tree_order_statistics_node_update>; */ using wedges = vector>; // (to, weight) vector dijkstra(int N, int s, const wedges &w) { vector dist(N, 1e18); dist[s] = 0; priority_queue, greater> pq; pq.emplace(0, s); while (!pq.empty()) { plint p = pq.top(); pq.pop(); int v = p.second; if (dist[v] < p.first) continue; for (auto nx : w[v]) { lint dnx = p.first + nx.second; if (dist[nx.first] > dnx) { dist[nx.first] = dnx; pq.emplace(dnx, nx.first); } } } return dist; // (distance, previous_node) } int main() { int H, W; cin >> H >> W; int gx, gy; cin >> gx >> gy; gx--, gy--; vector> A; ndarray(A, H, W); cin >> A; vector> dijs(300); REP(d, 300) { wedges edge(H * W); REP(i, H) REP(j, W) { if (j) edge[i * W + j - 1].emplace_back(i * W + j, A[i][j] + d * d); if (j + 1 < W) edge[i * W + j + 1].emplace_back(i * W + j, A[i][j] + d * d); if (i) edge[(i - 1) * W + j].emplace_back(i * W + j, A[i][j] + d * d); if (i + 1 < H) edge[(i + 1) * W + j].emplace_back(i * W + j, A[i][j] + d * d); } dijs[d] = dijkstra(H * W, gx * W + gy, edge); } int Q; cin >> Q; REP(i, Q) { lint x, y, k; cin >> x >> y >> k; x--, y--; if (k < 299) { printf("%lld\n", dijs[k][x * W + y] + k * k + A[gx][gy]); } else { lint r1 = dijs[298][x * W + y], r2 = dijs[299][x * W + y]; lint dr = (r2 - r1) / (299 * 299 - 298 * 298); printf("%lld\n", r1 + dr * (k * k - 298 * 298) + k * k + A[gx][gy]); } } }