結果
問題 | No.2855 Move on Grid |
ユーザー | aogera |
提出日時 | 2024-08-29 21:13:34 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 302 ms / 3,000 ms |
コード長 | 3,072 bytes |
コンパイル時間 | 8,081 ms |
コンパイル使用メモリ | 350,808 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-08-29 21:13:56 |
合計ジャッジ時間 | 18,633 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 | 66 ms
6,812 KB |
testcase_01 | AC | 87 ms
6,940 KB |
testcase_02 | AC | 58 ms
6,944 KB |
testcase_03 | AC | 42 ms
6,940 KB |
testcase_04 | AC | 31 ms
6,940 KB |
testcase_05 | AC | 61 ms
6,944 KB |
testcase_06 | AC | 62 ms
6,940 KB |
testcase_07 | AC | 7 ms
6,944 KB |
testcase_08 | AC | 49 ms
6,940 KB |
testcase_09 | AC | 25 ms
6,944 KB |
testcase_10 | AC | 234 ms
6,940 KB |
testcase_11 | AC | 259 ms
6,948 KB |
testcase_12 | AC | 233 ms
6,944 KB |
testcase_13 | AC | 233 ms
6,940 KB |
testcase_14 | AC | 236 ms
6,940 KB |
testcase_15 | AC | 236 ms
6,940 KB |
testcase_16 | AC | 248 ms
6,940 KB |
testcase_17 | AC | 231 ms
6,940 KB |
testcase_18 | AC | 238 ms
6,940 KB |
testcase_19 | AC | 236 ms
6,944 KB |
testcase_20 | AC | 269 ms
6,944 KB |
testcase_21 | AC | 302 ms
6,940 KB |
testcase_22 | AC | 278 ms
6,940 KB |
testcase_23 | AC | 269 ms
6,944 KB |
testcase_24 | AC | 273 ms
6,940 KB |
testcase_25 | AC | 301 ms
6,944 KB |
testcase_26 | AC | 273 ms
6,940 KB |
testcase_27 | AC | 273 ms
6,944 KB |
testcase_28 | AC | 274 ms
6,944 KB |
testcase_29 | AC | 289 ms
6,940 KB |
testcase_30 | AC | 272 ms
6,940 KB |
testcase_31 | AC | 275 ms
6,940 KB |
testcase_32 | AC | 278 ms
6,944 KB |
testcase_33 | AC | 274 ms
6,944 KB |
testcase_34 | AC | 299 ms
6,944 KB |
testcase_35 | AC | 270 ms
6,944 KB |
testcase_36 | AC | 260 ms
6,940 KB |
testcase_37 | AC | 275 ms
6,944 KB |
testcase_38 | AC | 270 ms
6,940 KB |
testcase_39 | AC | 297 ms
6,944 KB |
ソースコード
#pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include<bits/stdc++.h> #include <atcoder/all> using ull = unsigned long long; using namespace std; using namespace atcoder; using vst = vector<string>; using ll = long long; using ld = long double; using P = pair<ll,ll>; using vl = vector<ll>; using vvl = vector<vl>; using vP = vector<P>; #define rep(i, n) for (ll i = 0; i < n; i++) #define repp(i,k,n) for (ll i = k; i < n; i++) #define per(i,s,e) for(ll i = s; i >= e; i--) #define all(v) v.begin(),v.end() #define yesno(a) a ? cout << "Yes" << '\n' : cout << "No" << '\n' #define YESNO(a) a ? cout << "YES" << '\n' : cout << "NO" << '\n' #define UNOmap unordered_map #define UNOset unordered_set #define chmax(a,b) a=max(a,b) #define chmin(a,b) a=min(a,b) #define debug(x) cerr << #x << " = " << x << '\n' template<class... T>void in(T&... a){(cin >> ... >> a);} template<class T, class... Ts>void out(const T& a, const Ts&... b){cout << a;((cout << ' ' << b), ...);cout << '\n';} template<class T> void vin2(vector<T> &u,vector<T> &v){for(ll i = 0; i < (ll)v.size(); i++) in(u[i],v[i]);} template<class T> void vin(vector<T> &v){for(ll i = 0; i < (ll)v.size(); i++)in(v[i]);} template<class T> void vout(vector<T> &v){for(ll i = 0; i < (ll)v.size(); i++) cout << v[i] << ' ';cout << "\n";} ll INF = 1152921504606846976;ll MOD =998244353; ll MOD1 =1000000007; /* INF = 1LL << 60 */ #define sl(...) ll __VA_ARGS__; in(__VA_ARGS__) using mint = modint998244353; using mint1 = modint1000000007; using mintn = modint; using vm = vector<mint>; using vvm = vector<vm>; vl dx = {0,0,1,-1}, dy = {1,-1,0,0}; //---------------------------------------------- int main(){ ios::sync_with_stdio(false);cin.tie(nullptr);cout<<fixed<<setprecision(15); //============================================== ll H,W,K; in(H,W,K); vvl A(H,vl(W)); rep(i,H){ vin(A[i]); } auto f = [&](ll mid){ vvl cost(H,vl(W,INF)); deque<pair<ll,ll>> deq; deq.push_back(pair(0,0)); cost[0][0] = A[0][0] < mid; while(deq.size()){ auto[c,tmp] = deq.front(); deq.pop_front(); ll x = tmp/W; ll y = tmp%W; if(mid == 8){ out(x,y,cost[x][y]); } if(c > cost[x][y])continue; rep(d,4){ ll nx = x + dx[d]; ll ny = y + dy[d]; if(0 <= nx and nx < H and 0 <= ny and ny < W){ ll d = 0; if(A[nx][ny] < mid){ d++; } if(cost[x][y] + d >= cost[nx][ny]) continue; cost[nx][ny] = cost[x][y]+d; if(d == 0){ deq.push_front(pair(cost[nx][ny],nx*W+ny)); } else{ deq.push_back(pair(cost[nx][ny],nx*W+ny)); } } } } return cost[H-1][W-1] <= K; }; ll ok = -1; ll ng = INF; while(ng-ok > 1){ ll mid = (ok+ng)/2; if(f(mid)) ok = mid; else ng = mid; } if(ok >= 1000000000) ok = 1000000000; out(ok); }