結果
問題 | No.2855 Move on Grid |
ユーザー | 👑 AngrySadEight |
提出日時 | 2024-08-26 00:47:36 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 248 ms / 3,000 ms |
コード長 | 4,487 bytes |
コンパイル時間 | 5,804 ms |
コンパイル使用メモリ | 231,328 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-08-26 00:47:51 |
合計ジャッジ時間 | 13,721 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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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 | 52 ms
6,812 KB |
testcase_01 | AC | 69 ms
6,940 KB |
testcase_02 | AC | 42 ms
6,940 KB |
testcase_03 | AC | 35 ms
6,940 KB |
testcase_04 | AC | 26 ms
6,940 KB |
testcase_05 | AC | 48 ms
6,940 KB |
testcase_06 | AC | 54 ms
6,940 KB |
testcase_07 | AC | 7 ms
6,940 KB |
testcase_08 | AC | 41 ms
6,940 KB |
testcase_09 | AC | 21 ms
6,944 KB |
testcase_10 | AC | 156 ms
6,944 KB |
testcase_11 | AC | 158 ms
6,944 KB |
testcase_12 | AC | 153 ms
6,940 KB |
testcase_13 | AC | 159 ms
6,940 KB |
testcase_14 | AC | 155 ms
6,940 KB |
testcase_15 | AC | 163 ms
6,940 KB |
testcase_16 | AC | 172 ms
6,944 KB |
testcase_17 | AC | 160 ms
6,940 KB |
testcase_18 | AC | 162 ms
6,940 KB |
testcase_19 | AC | 163 ms
6,940 KB |
testcase_20 | AC | 224 ms
6,944 KB |
testcase_21 | AC | 216 ms
6,940 KB |
testcase_22 | AC | 248 ms
6,940 KB |
testcase_23 | AC | 221 ms
6,940 KB |
testcase_24 | AC | 214 ms
6,944 KB |
testcase_25 | AC | 221 ms
6,940 KB |
testcase_26 | AC | 222 ms
6,944 KB |
testcase_27 | AC | 227 ms
6,940 KB |
testcase_28 | AC | 216 ms
6,940 KB |
testcase_29 | AC | 220 ms
6,940 KB |
testcase_30 | AC | 221 ms
6,944 KB |
testcase_31 | AC | 217 ms
6,940 KB |
testcase_32 | AC | 215 ms
6,944 KB |
testcase_33 | AC | 242 ms
6,944 KB |
testcase_34 | AC | 211 ms
6,944 KB |
testcase_35 | AC | 205 ms
6,940 KB |
testcase_36 | AC | 191 ms
6,940 KB |
testcase_37 | AC | 216 ms
6,940 KB |
testcase_38 | AC | 239 ms
6,940 KB |
testcase_39 | AC | 218 ms
6,940 KB |
ソースコード
#pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include <algorithm> #include <atcoder/all> #include <bitset> #include <cassert> #include <cmath> #include <ctime> #include <functional> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <random> #include <set> #include <stack> #include <string> #include <tuple> #include <unordered_map> #include <unordered_set> #include <utility> #include <vector> using namespace std; using namespace atcoder; typedef long long ll; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define repr(i, n) for (int i = (int)(n) - 1; i >= 0; i--) #define repk(i, k, n) for (int i = k; i < (int)(n); i++) #define all(v) v.begin(), v.end() #define mod1 1000000007 #define mod2 998244353 #define mod3 100000007 #define vi vector<int> #define vs vector<string> #define vc vector<char> #define vl vector<ll> #define vb vector<bool> #define vvi vector<vector<int>> #define vvc vector<vector<char>> #define vvl vector<vector<ll>> #define vvb vector<vector<bool>> #define vvvi vector<vector<vector<int>>> #define vvvl vector<vector<vector<ll>>> #define pii pair<int, int> #define pil pair<int, ll> #define pli pair<ll, int> #define pll pair<ll, ll> #define vpii vector<pair<int, int>> #define vpll vector<pair<ll, ll>> #define vvpii vector<vector<pair<int, int>>> #define vvpll vector<vector<pair<ll, ll>>> using mint = modint998244353; template <typename T> void debug(T e) { cerr << e << endl; } template <typename T> void debug(vector<T> &v) { rep(i, v.size()) { cerr << v[i] << " "; } cerr << endl; } template <typename T> void debug(vector<vector<T>> &v) { rep(i, v.size()) { rep(j, v[i].size()) { cerr << v[i][j] << " "; } cerr << endl; } } template <typename T> void debug(vector<pair<T, T>> &v) { rep(i, v.size()) { cerr << v[i].first << " " << v[i].second << endl; } } template <typename T> void debug(set<T> &st) { for (auto itr = st.begin(); itr != st.end(); itr++) { cerr << *itr << " "; } cerr << endl; } template <typename T> void debug(multiset<T> &ms) { for (auto itr = ms.begin(); itr != ms.end(); itr++) { cerr << *itr << " "; } cerr << endl; } template <typename T> void debug(map<T, T> &mp) { for (auto itr = mp.begin(); itr != mp.end(); itr++) { cerr << itr->first << " " << itr->second << endl; } } void debug_out() { cerr << endl; } template <typename Head, typename... Tail> void debug_out(Head H, Tail... T) { cerr << H << " "; debug_out(T...); } int main() { ll N, M, K; cin >> N >> M >> K; vector<vector<ll>> A(N, vector<ll>(M)); for (ll i = 0; i < N; i++) { for (ll j = 0; j < M; j++) { cin >> A[i][j]; } } vector<ll> dx = {1, 0, -1, 0}; vector<ll> dy = {0, 1, 0, -1}; ll INF = N * M + 1; ll ok = 1; ll ng = 1000000001; while (ng - ok > 1) { ll mid = (ok + ng) / 2; deque<pll> que; que.push_back(pll(0, 0)); vector<vector<ll>> dist(N, vector<ll>(M, INF)); vector<vector<bool>> visited(N, vector<bool>(M, false)); dist[0][0] = 1; if (A[0][0] >= mid) { dist[0][0] = 0; } while (que.size()) { pll p = que.front(); ll px = p.first; ll py = p.second; que.pop_front(); if (visited[px][py]) { continue; } visited[px][py] = true; for (ll k = 0; k < 4; k++) { if (px + dx[k] >= 0 && px + dx[k] < N && py + dy[k] >= 0 && py + dy[k] < M) { if (visited[px + dx[k]][py + dy[k]]) { continue; } if (A[px + dx[k]][py + dy[k]] >= mid) { que.push_front(pll(px + dx[k], py + dy[k])); dist[px + dx[k]][py + dy[k]] = min(dist[px + dx[k]][py + dy[k]], dist[px][py]); } else { que.push_back(pll(px + dx[k], py + dy[k])); dist[px + dx[k]][py + dy[k]] = min(dist[px + dx[k]][py + dy[k]], dist[px][py] + 1); } } } } if (dist[N - 1][M - 1] > K) { ng = mid; } else { ok = mid; } } cout << ok << endl; }