結果
問題 | No.2786 RMQ on Grid Path |
ユーザー | pitP |
提出日時 | 2024-06-17 23:20:14 |
言語 | C++23(gcc13) (gcc 13.2.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 1,323 ms / 6,000 ms |
コード長 | 2,888 bytes |
コンパイル時間 | 7,580 ms |
コンパイル使用メモリ | 337,924 KB |
実行使用メモリ | 29,372 KB |
最終ジャッジ日時 | 2024-06-17 23:20:48 |
合計ジャッジ時間 | 33,665 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,816 KB |
testcase_01 | AC | 2 ms
6,812 KB |
testcase_02 | AC | 4 ms
6,944 KB |
testcase_03 | AC | 3 ms
6,940 KB |
testcase_04 | AC | 3 ms
6,940 KB |
testcase_05 | AC | 4 ms
6,940 KB |
testcase_06 | AC | 4 ms
6,940 KB |
testcase_07 | AC | 3 ms
6,940 KB |
testcase_08 | AC | 3 ms
6,944 KB |
testcase_09 | AC | 4 ms
6,944 KB |
testcase_10 | AC | 4 ms
6,940 KB |
testcase_11 | AC | 4 ms
6,944 KB |
testcase_12 | AC | 1,304 ms
28,692 KB |
testcase_13 | AC | 1,275 ms
28,792 KB |
testcase_14 | AC | 1,286 ms
28,832 KB |
testcase_15 | AC | 1,284 ms
28,708 KB |
testcase_16 | AC | 1,266 ms
28,804 KB |
testcase_17 | AC | 1,323 ms
28,752 KB |
testcase_18 | AC | 1,304 ms
28,676 KB |
testcase_19 | AC | 1,295 ms
28,668 KB |
testcase_20 | AC | 1,277 ms
28,592 KB |
testcase_21 | AC | 1,303 ms
28,744 KB |
testcase_22 | AC | 1,203 ms
28,748 KB |
testcase_23 | AC | 1,173 ms
28,476 KB |
testcase_24 | AC | 682 ms
25,396 KB |
testcase_25 | AC | 677 ms
25,528 KB |
testcase_26 | AC | 679 ms
25,620 KB |
testcase_27 | AC | 373 ms
11,404 KB |
testcase_28 | AC | 359 ms
9,836 KB |
testcase_29 | AC | 1,074 ms
25,768 KB |
testcase_30 | AC | 336 ms
9,960 KB |
testcase_31 | AC | 50 ms
6,940 KB |
testcase_32 | AC | 604 ms
24,392 KB |
testcase_33 | AC | 311 ms
9,792 KB |
testcase_34 | AC | 707 ms
29,252 KB |
testcase_35 | AC | 705 ms
29,372 KB |
testcase_36 | AC | 737 ms
29,260 KB |
ソースコード
#include <bits/stdc++.h> #include <atcoder/all> using namespace std; using namespace atcoder; istream &operator>>(istream &is, modint &a) { long long v; is >> v; a = v; return is; } ostream &operator<<(ostream &os, const modint &a) { return os << a.val(); } istream &operator>>(istream &is, modint998244353 &a) { long long v; is >> v; a = v; return is; } ostream &operator<<(ostream &os, const modint998244353 &a) { return os << a.val(); } istream &operator>>(istream &is, modint1000000007 &a) { long long v; is >> v; a = v; return is; } ostream &operator<<(ostream &os, const modint1000000007 &a) { return os << a.val(); } typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; #define FOR(i,l,r) for (int i = l;i < (int)(r); i++) #define rep(i,n) for (int i = 0;i < (int)(n); i++) #define all(x) x.begin(), x.end() #define rall(x) x.rbegin(), x.rend() #define my_sort(x) sort(x.begin(), x.end()) #define my_max(x) *max_element(all(x)) #define my_min(x) *min_element(all(x)) template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; } template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; } const int INF = (1<<30) - 1; const ll LINF = (1LL<<62) - 1; const int MOD = 998244353; const int MOD2 = 1e9+7; const double PI = acos(-1); vector<int> di = {1,0,-1,0}; vector<int> dj = {0,1,0,-1}; #ifdef LOCAL # include <debug_print.hpp> # define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__) #else # define debug(...) (static_cast<void>(0)) #endif int main(){ cin.tie(0); ios_base::sync_with_stdio(false); int H, W; cin >> H >> W; vector A(H, vector<int>(W)); rep(i, H)rep(j, W) cin >> A[i][j]; int Q; cin >> Q; vector<int> rs(Q), cs(Q), rt(Q), ct(Q); rep(i, Q){ cin >> rs[i] >> cs[i]; cin >> rt[i] >> ct[i]; rs[i]--, cs[i]--; rt[i]--, ct[i]--; } int V = H * W; vector<vector<pii>> B(V + 1); rep(i, H)rep(j, W) B[A[i][j]].push_back({i, j}); vector<int> ok(Q, H * W), ng(Q, 0); while(true){ bool finish = true; vector<vector<int>> query(H * W + 1); rep(i, Q)if(abs(ok[i] - ng[i]) > 1){ finish = false; query[(ok[i] + ng[i]) / 2].push_back(i); } if(finish) break; dsu uf(H * W); rep(mid, H * W + 1){ for(auto &[i, j] : B[mid])rep(d, 4){ int ni = i + di[d], nj = j + dj[d]; if(ni < 0 || ni >= H || nj < 0 || nj >= W) continue; if(A[ni][nj] > mid) continue; uf.merge(ni * W + nj, i * W + j); } for(auto &qi : query[mid]){ if(uf.same(rs[qi] * W + cs[qi], rt[qi] * W + ct[qi])) ok[qi] = mid; else ng[qi] = mid; } } } rep(i, Q) cout << ok[i] << endl; }