結果
問題 | No.119 旅行のツアーの問題 |
ユーザー | get_tanni |
提出日時 | 2024-07-25 13:06:35 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 3 ms / 5,000 ms |
コード長 | 5,062 bytes |
コンパイル時間 | 9,307 ms |
コンパイル使用メモリ | 351,752 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-07-25 13:06:46 |
合計ジャッジ時間 | 10,874 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | 2 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 3 ms
6,940 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,944 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 2 ms
6,944 KB |
testcase_11 | AC | 3 ms
6,940 KB |
testcase_12 | AC | 3 ms
6,940 KB |
testcase_13 | AC | 2 ms
6,944 KB |
testcase_14 | AC | 2 ms
6,944 KB |
testcase_15 | AC | 2 ms
6,940 KB |
testcase_16 | AC | 2 ms
6,944 KB |
testcase_17 | AC | 2 ms
6,940 KB |
testcase_18 | AC | 2 ms
6,944 KB |
testcase_19 | AC | 2 ms
6,944 KB |
testcase_20 | AC | 3 ms
6,940 KB |
testcase_21 | AC | 2 ms
6,944 KB |
testcase_22 | AC | 2 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 std::cout; using namespace std; using ll=long long; using ld=long double; using P=array<ll,2>; using mint = atcoder::modint998244353; #define rep(i,n) for (ll i=0,siz=(n);i<siz;i++) #define rep2(i,a,b) for (ll i=(a),siz=(b);i<siz;i++) #define repd(i,a,b) for (ll i=(a),siz=(b);i>=siz;i--) #define popcount __builtin_popcountll #define cin(a) ll a; cin >> a; #define cin2(a,b) ll a,b; cin >> a >> b; #define cin3(a,b,c) ll a,b,c; cin >> a >> b >> c; #define cinvec(v) vector<ll> v(N); rep(i,N) cin >> v[i]; #define cinvec2(v,n) vector<ll> v(n); rep(i,n) cin >> v[i]; #define cins(s) string s; cin >> s; #define cinc(c) char c; cin >> c; vector<ll> dx = {0,-1,0,1},dy = {1,0,-1,0}, ddx = {0,-1,-1,-1,0,1,1,1}, ddy = {1,1,0,-1,-1,-1,0,1}; void yesno(bool b) {cout << (b?"Yes":"No") << endl;} template<class T> void sortunique(vector<T> &V) {sort(V.begin(), V.end()); V.erase(unique(V.begin(), V.end()), V.end());} template<typename T> void outvec(const std::initializer_list<T>& list) { bool first = true; for (const auto& elem : list) { if (!first) std::cout << " "; std::cout << elem; first = false; } std::cout << std::endl; } template<typename T> void outvec(const std::vector<T>& vec) { bool first = true; for (const auto& elem : vec) { if (!first) std::cout << " "; std::cout << elem; first = false; } std::cout << std::endl; } template<typename T, size_t N> void outvecp(const std::vector<std::array<T,N>>& vec) { bool first = true; for (const auto& elem : vec) { if (!first) std::cout << " "; for (int i = 0; i < N; i++) std::cout << elem[i] << " "; first = false; } std::cout << std::endl; } vector<ll> compress(vector<ll> &A){vector<ll> B = A; sortunique(B); rep(i,A.size()) A[i] = lower_bound(B.begin(),B.end(),A[i]) - B.begin(); return B;} ll bs(ll l, ll r, function<bool(ll)> f) { while (r-l > 1) { ll m = (l+r)/2; if (f(m)) r = m; else l = m; } return r; } ll msb(ll N) { assert(N>0); return 63 - __builtin_clzll(N); } class Dinic_MaximFlow{ private: struct Edge{ ll to; ll cap; ll rev; }; vector<vector<Edge>> G; vector<ll> level; vector<ll> iter; ll N; void bfs(ll s){ for (ll i=0;i<N;i++) level[i] = -1; queue<ll> que; level[s] = 0; que.push(s); while(!que.empty()){ ll v = que.front(); que.pop(); for (ll i=0;i<G[v].size();i++){ Edge &e = G[v][i]; if (e.cap > 0 && level[e.to] < 0){ level[e.to] = level[v] + 1; que.push(e.to); } } } } ll dfs(ll v, ll t, ll f){ if (v == t) return f; for (ll &i=iter[v];i<G[v].size();i++){ Edge &e = G[v][i]; if (e.cap > 0 && level[v] < level[e.to]){ ll d = dfs(e.to, t, min(f, e.cap)); if (d > 0){ e.cap -= d; G[e.to][e.rev].cap += d; return d; } } } return 0; } public: Dinic_MaximFlow(ll n){ N = n; G.resize(n); level.resize(n); iter.resize(n); } void add_edge(ll from, ll to, ll cap){ G[from].push_back((Edge){to, cap, (ll)G[to].size()}); G[to].push_back((Edge){from, 0, (ll)G[from].size()-1}); } ll max_flow(ll s, ll t){ ll flow = 0; while (true){ bfs(s); if (level[t] < 0) return flow; for (ll i=0;i<N;i++) iter[i] = 0; ll f; while ((f = dfs(s, t, 1e18)) > 0){ flow += f; } } } vector<vector<Edge>> edges(){ return G; } vector<P> matching_res(ll Ns){ vector<P> ans; for (ll i=0;i<Ns;i++){ for (ll j=0;j<G[i].size();j++){ Edge e = G[i][j]; if (e.cap == 0) ans.push_back(P{i,e.to}); } } return ans; } }; int main() { cin(N); vector<ll> B(N),C(N); rep(i,N) cin >> B[i] >> C[i]; cin(M); vector<ll> D(M),E(M); rep(i,M) cin >> D[i] >> E[i]; Dinic_MaximFlow dm(2*N+2); ll st = 2*N,goal = 2*N+1; rep(i,N) { dm.add_edge(st,i,B[i]+C[i]); dm.add_edge(i,i+N,1e9); dm.add_edge(i,goal,C[i]); dm.add_edge(st,i+N,B[i]); dm.add_edge(i+N,goal,B[i]+C[i]); } rep(i,M) { dm.add_edge(D[i],E[i]+N,1e9); } ll ans = 2*accumulate(C.begin(),C.end(),0LL) + 2*accumulate(B.begin(),B.end(),0LL) - dm.max_flow(st,goal); cout << ans << endl; return 0; }