結果
問題 | No.2328 Build Walls |
ユーザー | ma_tw |
提出日時 | 2023-05-28 15:42:30 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 4,613 bytes |
コンパイル時間 | 2,644 ms |
コンパイル使用メモリ | 216,456 KB |
実行使用メモリ | 145,680 KB |
最終ジャッジ日時 | 2024-06-08 08:19:23 |
合計ジャッジ時間 | 7,677 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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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
145,680 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 3 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | TLE | - |
testcase_14 | -- | - |
testcase_15 | -- | - |
testcase_16 | -- | - |
testcase_17 | -- | - |
testcase_18 | -- | - |
testcase_19 | -- | - |
testcase_20 | -- | - |
testcase_21 | -- | - |
testcase_22 | -- | - |
testcase_23 | -- | - |
testcase_24 | -- | - |
testcase_25 | -- | - |
testcase_26 | -- | - |
testcase_27 | -- | - |
testcase_28 | -- | - |
testcase_29 | -- | - |
testcase_30 | -- | - |
testcase_31 | -- | - |
testcase_32 | -- | - |
testcase_33 | -- | - |
testcase_34 | -- | - |
testcase_35 | -- | - |
testcase_36 | -- | - |
ソースコード
#ifdef LOCAL #define _GLIBCXX_DEBUG #endif #pragma region #include <bits/stdc++.h> using namespace std; using ll = long long; using ull = unsigned long long; using i128 = __int128; using u128 = unsigned __int128; using vi = vector<int>; using vll = vector<ll>; using vvi = vector<vector<int>>; using vvll = vector<vector<ll>>; using vvvi = vector<vector<vector<int>>>; using vpi = vector<pair<int,int>>; using vpll = vector<pair<ll,ll>>; using vs = vector<string>; using vb = vector<bool>; using vvb = vector<vector<bool>>; using pi = pair<int,int>; using pll = pair<ll,ll>; template<typename T = int> using spq = priority_queue<T, vector<T>, greater<T>>; template<typename T = int> using gpq = priority_queue<T>; #define fi first #define se second #define fore(p,a) for (auto p : a) #define overload4(a,b,c,d,name,...) name #define rep1(n) for (int i = 0; i < int (n); ++i) #define rep2(i,n) for (int i = 0; i < int (n); ++i) #define rep3(i,a,b) for (int i = a; i < int (b); ++i) #define rep4(i,a,b,c) for (int i = a; i < int (b); i += c) #define rep(...) overload4(__VA_ARGS__,rep4,rep3,rep2,rep1)(__VA_ARGS__) #define rrep1(n) for (int i = n; i--;) #define rrep2(i,n) for (int i = n; i--;) #define rrep3(i,a,b) for (int i = b; i-- > (a);) #define rrep4(i,a,b,c) for (int i = (a) + ((b) - (a) - 1) / (c) * (c); i >= (a); i -= c) #define rrep(...) overload4(__VA_ARGS__,rrep4,rrep3,rrep2,rrep1)(__VA_ARGS__) #define all(container) begin(container), end(container) #define rall(container) rbegin(container), rend(container) #define mvvi(name, row, column) vvi name(row, vi(column)) #define mvvll(name, row, column) vvll name(row, vll(column)) #define mvvb(name, row, column) vvb name(row, vb(column)) #define Max(...) max({__VA_ARGS__}) #define Min(...) min({__VA_ARGS__}) #define fin exit(0) #define popc __builtin_popcount #define inrange(x, l, r) ((l) <= (x) && (x) < (r)) #define sq(x) ((x) * (x)) #ifdef LOCAL template<typename T> string internal_vectostr(vector<T> v) { string ret; for (int i = 0; i < (int) v.size(); i++) ret += (i ? ", " : "") + to_string(v[i]); return ret; } #define dbg(x) cerr << "[DEBUG] " << __LINE__ << ": " << #x << " = " << x << endl #define dbv(x) cerr << "[DEBUG] " << __LINE__ << ": " << #x << " = { " << internal_vectostr(x) << " }" << endl #define tabout(tab, n, m) cout << "[DEBUG]\n"; for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) cout << tab[i][j] << ' '; cout << endl; } #else template<typename T> void internal_vectostr(vector<T> v) {} #define dbg(x) ((void) 0) #define dbv(x) ((void) 0) #define tabout(tab, n, m) ((void) 0) #endif constexpr int INF = 1001001001; constexpr ll LINF = 1LL << 60; constexpr double EPS = 1e-10; const double PI = acos(-1); 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; } ll fact(ll x) { return x == 0 ? 1 : x * fact(x - 1); } ll comb(ll n, ll r) { if (r < 0 || n < r) return 0; ll ret = 1; for (ll i = 1; i <= r; i++) { ret *= n; n--; ret /= i; } return ret; } int Yes(bool f=1) { cout << (f ? "Yes" : "No") << '\n'; return 0; } int No() { Yes(0); return 0; } int YES(bool f=1) { cout << (f ? "YES" : "NO") << '\n'; return 0; } int NO() { YES(0); return 0; } int yes(bool f=1) { cout << (f ? "yes" : "no") << '\n'; return 0; } int no() { yes(0); return 0; } template<class T> int printvec(vector<T> v) { for (int i = 0; i < (int) v.size(); i++) cout << (i ? " " : "") << v[i]; cout << '\n'; return 0; } struct IoInit { IoInit() { ios::sync_with_stdio(false); cin.tie(nullptr); cout << setprecision(15) << fixed; cerr << setprecision(15) << fixed; } } io_init; #pragma endregion #include<atcoder/maxflow> int main(){ int h,w; cin>>h>>w; mvvi(a,h-2,w); rep(h-2)rep(j,w)cin>>a[i][j]; rep(h-2)rep(j,w)if(a[i][j]==-1)a[i][j]=INF; atcoder::mf_graph<ll>g(2*h*w); auto pos=[&](int i,int j){return i*w+j;}; auto in=[](int x){return x;}; auto out=[&](int x){return h*w+x;}; rep(h-2)rep(j,w)g.add_edge(in(pos(i+1,j)),out(pos(i+1,j)),a[i][j]); rep(h-2)rep(j,w){ if(j<w-1){ g.add_edge(out(pos(i+1,j)),in(pos(i+1,j+1)),INF); g.add_edge(out(pos(i+1,j+1)),in(pos(i+1,j)),INF); } if(i<h-3){ g.add_edge(out(pos(i+1,j)),in(pos(i+2,j)),INF); g.add_edge(out(pos(i+2,j)),in(pos(i+1,j)),INF); } } rep(j,w)g.add_edge(0,in(pos(1,j)),INF); rep(j,w)g.add_edge(out(pos(h-2,j)),2*h*w-1,INF); int res=g.flow(0,2*h*w-1); if(res>=INF)cout<<-1<<endl; else cout<<res<<endl; }