結果
問題 | No.177 制作進行の宮森あおいです! |
ユーザー | tubo28 |
提出日時 | 2015-04-03 00:10:36 |
言語 | C++11 (gcc 13.3.0) |
結果 |
AC
|
実行時間 | 3 ms / 2,000 ms |
コード長 | 4,533 bytes |
コンパイル時間 | 1,554 ms |
コンパイル使用メモリ | 173,180 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-07-04 01:28:59 |
合計ジャッジ時間 | 2,114 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 13 |
ソースコード
#define _CRT_SECURE_NO_WARNINGS //#define _GLIBCXX_DEBUG #include <bits/stdc++.h> using namespace std; typedef long long ll; typedef vector<int> vi; typedef vector<vi> vvi; typedef pair<int,int> pii; #define all(c) (c).begin(), (c).end() #define loop(i,a,b) for(ll i=a; i<ll(b); i++) #define rep(i,b) loop(i,0,b) #define pb push_back #define eb emplace_back #define mp make_pair #define mt make_tuple template<class T> ostream & operator<<(ostream & os, vector<T> const &); template<int n, class...T> typename enable_if<(n>=sizeof...(T))>::type _ot(ostream &, tuple<T...> const &){} template<int n, class...T> typename enable_if<(n< sizeof...(T))>::type _ot(ostream & os, tuple<T...> const & t){ os << (n==0?"":" ") << get<n>(t); _ot<n+1>(os, t); } template<class...T> ostream & operator<<(ostream & os, tuple<T...> const & t){ _ot<0>(os, t); return os; } template<class T, class U> ostream & operator<<(ostream & os, pair<T,U> const & p){ return os << "(" << p.first << ", " << p.second << ") "; } template<class T> ostream & operator<<(ostream & os, vector<T> const & v){ rep(i,v.size()) os << v[i] << (i+1==(int)v.size()?"":" "); return os; } #ifdef DEBUG #define dump(...) (cerr<<#__VA_ARGS__<<" = "<<mt(__VA_ARGS__)<<" ["<<__LINE__<<"]"<<endl) #else #define dump(...) #endif typedef ll Weight; struct Edge { int src, dst; Weight weight; Edge(int src_, int dst_, Weight weight_) : src(src_), dst(dst_), weight(weight_) { } }; bool operator < (const Edge &e, const Edge &f) { return e.weight != f.weight ? e.weight > f.weight : // !!INVERSE!! e.src != f.src ? e.src < f.src : e.dst < f.dst; } typedef vector<Edge> Edges; typedef vector<Edges> Graph; typedef vector<Weight> Array; typedef vector<Array> Matrix; ll const inf = 1LL<<60; struct Dinic { public: typedef ll Capacity; struct Edge; int n; vector<vector<Edge> > g; vector<int> level, iter; struct Edge { int dst; Capacity cap, cap_orig; int revEdge; bool isRev; Edge(int dst_, Capacity cap_, int revEdge_, bool isRev_) :dst(dst_), cap(cap_), cap_orig(cap_), revEdge(revEdge_), isRev(isRev_) {} }; Dinic(int n_) : n(n_), g(vector<vector<Edge> >(n_)), level(n_), iter(n_) {} void add_edge(int src, int dst, Capacity cap) { g[src].emplace_back(Edge(dst, cap, g[dst].size(), false)); g[dst].emplace_back(Edge(src, 0, g[src].size() - 1, true)); } Capacity solve(int src, int dst) { int flow = 0; while(1){ bfs(src); if (level[dst] < 0) return flow; fill(all(iter), 0); int f; while ((f = dfs(src, dst, inf)) > 0) { flow += f; } } } private: void bfs(int s) { level.assign(n,-1); queue<int> q; // 辺の数でみた最短距離 level[s] = 0; q.push(s); while (q.size()) { int v = q.front(); q.pop(); rep(i,g[v].size()){ Edge& e = g[v][i]; if (e.cap > 0 && level[e.dst] < 0) { level[e.dst] = level[v] + 1; q.push(e.dst); } } } } Capacity dfs(int v, int t, Capacity f) { if (v == t) return f; for (int &i = iter[v]; i < (int)g[v].size(); i++) { Edge &e = g[v][i]; if (e.cap > 0 && level[v] < level[e.dst]) { int d = dfs(e.dst, t, min(f, e.cap)); if (d > 0) { e.cap -= d; g[e.dst][e.revEdge].cap += d; return d; } } } return 0; } }; ll W,N; ll J[60]; ll M; ll C[60]; bool ok[60][60]; int main(){ while(cin >> W){ cin >> N; rep(i,N) cin >> J[i]; cin >> M; rep(i,M) cin >> C[i]; rep(i,N)rep(j,M) ok[i][j] = true; rep(i,M){ int Q; cin >> Q; rep(j,Q){ int X; cin >> X; X--; ok[X][i] = false; } } int S = N+M, T = N+M+1; Dinic g(N+M+2); rep(i,N){ g.add_edge(S,i,J[i]); } rep(i,N)rep(j,M){ if(ok[i][j]){ g.add_edge(i,N+j,min(J[i],C[j])); } } rep(i,M){ g.add_edge(i+N,T,C[i]); } ll f = g.solve(S,T); puts(f >= W ? "SHIROBAKO" : "BANSAKUTSUKITA"); } }