結果
問題 | No.241 出席番号(1) |
ユーザー | inu_hir0shi |
提出日時 | 2015-07-10 23:27:04 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 3 ms / 2,000 ms |
コード長 | 3,851 bytes |
コンパイル時間 | 1,478 ms |
コンパイル使用メモリ | 168,656 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-11-30 21:26:04 |
合計ジャッジ時間 | 2,691 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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 | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 1 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 1 ms
5,248 KB |
testcase_06 | AC | 1 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 1 ms
5,248 KB |
testcase_09 | AC | 1 ms
5,248 KB |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 2 ms
5,248 KB |
testcase_12 | AC | 1 ms
5,248 KB |
testcase_13 | AC | 2 ms
5,248 KB |
testcase_14 | AC | 2 ms
5,248 KB |
testcase_15 | AC | 3 ms
5,248 KB |
testcase_16 | AC | 2 ms
5,248 KB |
testcase_17 | AC | 2 ms
5,248 KB |
testcase_18 | AC | 2 ms
5,248 KB |
testcase_19 | AC | 2 ms
5,248 KB |
testcase_20 | AC | 2 ms
5,248 KB |
testcase_21 | AC | 1 ms
5,248 KB |
testcase_22 | AC | 2 ms
5,248 KB |
testcase_23 | AC | 2 ms
5,248 KB |
testcase_24 | AC | 2 ms
5,248 KB |
testcase_25 | AC | 2 ms
5,248 KB |
testcase_26 | AC | 2 ms
5,248 KB |
testcase_27 | AC | 2 ms
5,248 KB |
testcase_28 | AC | 2 ms
5,248 KB |
testcase_29 | AC | 2 ms
5,248 KB |
testcase_30 | AC | 2 ms
5,248 KB |
testcase_31 | AC | 2 ms
5,248 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; typedef pair<int,int> PII; typedef long long LL; typedef unsigned long long ULL; template<class T> inline bool amax (T &a, const T &b) { if (a < b) { a = b; return 1; } return 0; } template<class T> inline bool amin (T &a, const T &b) { if (a > b) { a = b; return 1; } return 0; } template<class T> ostream& operator << (ostream &os, const vector<T> &v) { os << "["; for (typename vector<T>::const_iterator it = v.begin(); it != v.end(); it++) { os << (it != v.begin() ? ", " : "") << *it; } os << "]"; return os; } template<class T> ostream& operator << (ostream &os, const set<T> &s) { os << "{"; for (typename set<T>::const_iterator it = s.begin(); it != s.end(); it++) { os << (it != s.begin() ? ", " : "") << *it; } os << "}"; return os; } template<class K, class V> ostream& operator << (ostream &os, const map<K, V> &m) { os << "{"; for (typename map<K, V>::const_iterator it = m.begin(); it != m.end(); it++) { os << (it != m.begin() ? ", " : "") << it->first << "->" << it->second; } os << "}"; return os; } template<class T, class S> ostream& operator << (ostream &os, const pair<T, S> &p) { os << "(" << p.first << ", " << p.second << ")"; return os; } template <class T> istream& operator >> (istream &is, vector<T> &v) { for (size_t i = 0; i < v.size(); i++) is >> v[i]; return is; } template <class T, class S> inline T lexical_cast (const S &s) { T t; stringstream ss; ss << s; ss >> t; return t; } //> v < ^ (clock wise) int dx[] = {1,0,-1,0}; int dy[] = {0,1,0,-1}; const int INFI = 1<<28; const long long int INFL = 1LL<<60; const float INFF = 1e+100; const double INFD = 1e+300; const double EPS = 1e-8; const long long int MOD = 1000000007; template<class T> struct _Edge { int src, dst, rev; T cap, cost; _Edge () {} _Edge (int dst) : dst(dst) {} _Edge (int src, int dst) : src(src), dst(dst) {} _Edge (int src, int dst, T cost) : src(src), dst(dst), cost(cost) {} // Dijkstra... _Edge (int src, int dst, T cap, int rev) : src(src), dst(dst), cap(cap), rev(rev) { } // MaxFlow _Edge (int src, int dst, T cap, T cost, int rev) : src(src), dst(dst), cap(cap), cost(cost), rev(rev) {} // MinCostFlow bool operator < (const _Edge &e) const { return e.cap < cap; } }; typedef _Edge<int> Edge; typedef vector<Edge> Edges; typedef vector<Edges> Graph; typedef vector<int> Vector; typedef vector<Vector> Matrix; void AddEdge (Graph &G, int u, int v) { G[u].push_back(Edge(u, v)); G[v].push_back(Edge(v, u)); } bool dfs (int v, const Graph &G, vector<int> &match, vector<bool> &used) { used[v] = true; for (int i = 0; i < G[v].size(); i++) { int u = G[v][i].dst, w = match[u]; if (w < 0 || !used[w] && dfs(w, G, match, used)) { match[v] = u; match[u] = v; return true; } } return false; } int BipartiteMatching (const Graph &G, vector<int> &match) { int V = G.size(); int res = 0; match = vector<int>(V, -1); for (int v = 0; v < V; v++) { if (match[v] < 0) { vector<bool> used(V); if (dfs(v, G, match, used)) { res++; } } } return res; } void solve (); int main () { cout.setf(ios::fixed); cout.precision(10); ios_base::sync_with_stdio(false); solve(); return 0; } void solve () { int N; cin >> N; vector<int> A(N); for (int i = 0; i < N; i++) { cin >> A[i]; } Graph G(N*2); for (int i = 0; i < N; i++) { for (int j = 0; j < N; j++) { if (A[i] != j) { AddEdge(G, i, N+j); } } } vector<int> match; if (BipartiteMatching(G, match) == N) { for (int i = 0; i < N; i++) cout << match[i]-N << endl; } else { cout << -1 << endl; } }