結果
問題 | No.95 Alice and Graph |
ユーザー | 👑 rin204 |
提出日時 | 2023-02-15 03:50:46 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 1,114 ms / 5,000 ms |
コード長 | 6,752 bytes |
コンパイル時間 | 2,355 ms |
コンパイル使用メモリ | 217,760 KB |
実行使用メモリ | 14,080 KB |
最終ジャッジ日時 | 2024-07-17 14:50:37 |
合計ジャッジ時間 | 7,442 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
(要ログイン)
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 | 1,114 ms
13,680 KB |
testcase_01 | AC | 253 ms
13,952 KB |
testcase_02 | AC | 481 ms
14,080 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 174 ms
11,252 KB |
testcase_05 | AC | 198 ms
11,516 KB |
testcase_06 | AC | 162 ms
11,256 KB |
testcase_07 | AC | 224 ms
13,316 KB |
testcase_08 | AC | 2 ms
6,940 KB |
testcase_09 | AC | 2 ms
6,944 KB |
testcase_10 | AC | 2 ms
6,944 KB |
testcase_11 | AC | 2 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 581 ms
11,520 KB |
ソースコード
// #pragma GCC target("avx2") // #pragma GCC optimize("O3") // #pragma GCC optimize("unroll-loops") #include<bits/stdc++.h> using namespace std; using ll = long long; using ull = unsigned long long; template <class T> using pq = priority_queue<T>; template <class T> using qp = priority_queue<T, vector<T>, greater<T>>; #define vec(T, A, ...) vector<T> A(__VA_ARGS__); #define vvec(T, A, h, ...) vector<vector<T>> A(h, vector<T>(__VA_ARGS__)); #define vvvec(T, A, h1, h2, ...) vector<vector<vector<T>>> A(h1, vector<vector<T>>(h2, vector<T>(__VA_ARGS__))); #ifndef RIN__LOCAL #define endl "\n" #endif #define spa ' ' #define len(A) A.size() #define all(A) begin(A), end(A) #define fori1(a) for(ll _ = 0; _ < (a); _++) #define fori2(i, a) for(ll i = 0; i < (a); i++) #define fori3(i, a, b) for(ll i = (a); i < (b); i++) #define fori4(i, a, b, c) for(ll i = (a); ((c) > 0 || i > (b)) && ((c) < 0 || i < (b)); i += (c)) #define overload4(a, b, c, d, e, ...) e #define fori(...) overload4(__VA_ARGS__, fori4, fori3, fori2, fori1)(__VA_ARGS__) template <typename T> vector<tuple<ll, T>> ENUMERATE(vector<T> &A, ll s = 0){ vector<tuple<ll, T>> ret(A.size()); for(int i = 0; i < A.size(); i++) ret[i] = {i + s, A[i]}; return ret; } vector<tuple<ll, char>> ENUMERATE(string &A, ll s = 0){ vector<tuple<ll, char>> ret(A.size()); for(int i = 0; i < A.size(); i++) ret[i] = {i + s, A[i]}; return ret; } #define enum1(A) fori(A.size()) #define enum2(a, A) for(auto a:A) #define enum3(i, a, A) for(auto&& [i, a]: ENUMERATE(A)) #define enum4(i, a, A, s) for(auto&& [i, a]: ENUMERATE(A, s)) #define enum(...) overload4(__VA_ARGS__, enum4, enum3, enum2, enum1)(__VA_ARGS__) template <typename T, typename S> vector<tuple<T, S>> ZIP(vector<T> &A, vector<S> &B){ int n = min(A.size(), B.size()); vector<tuple<T, S>> ret(n); for(int i = 0; i < n; i++) ret[i] = {A[i], B[i]}; return ret; } template <typename T, typename S> vector<tuple<ll, T, S>> ENUMZIP(vector<T> &A, vector<S> &B, ll s = 0){ int n = min(A.size(), B.size()); vector<tuple<ll, T, S>> ret(n); for(int i = 0; i < n; i++) ret[i] = {i + s, A[i], B[i]}; return ret; } #define zip4(a, b, A, B) for(auto&& [a, b]: ZIP(A, B)) #define enumzip5(i, a, b, A, B) for(auto&& [i, a, b]: ENUMZIP(A, B)) #define enumzip6(i, a, b, A, B, s) for(auto&& [i, a, b]: ENUMZIP(A, B, s)) #define overload6(a, b, c, d, e, f, g, ...) g #define zip(...) overload6(__VA_ARGS__, enumzip6, enumzip5, zip4, _, _, _)(__VA_ARGS__) vector<char> stoc(string &S){ int n = S.size(); vector<char> ret(n); for(int i = 0; i < n; i++) ret[i] = S[i]; return ret; } #define INT(...) int __VA_ARGS__; inp(__VA_ARGS__); #define LL(...) ll __VA_ARGS__; inp(__VA_ARGS__); #define STRING(...) string __VA_ARGS__; inp(__VA_ARGS__); #define CHAR(...) char __VA_ARGS__; inp(__VA_ARGS__); #define VEC(T, A, n) vector<T> A(n); inp(A); #define VVEC(T, A, n, m) vector<vector<T>> A(n, vector<T>(m)); inp(A); const ll MOD1 = 1000000007; const ll MOD9 = 998244353; template<class T> auto min(const T& a){ return *min_element(all(a)); } template<class T> auto max(const T& a){ return *max_element(all(a)); } template <class T, class S> inline bool chmax(T &a, const S &b) { return (a < b ? a = b, 1 : 0); } template <class T, class S> inline bool chmin(T &a, const S &b) { return (a > b ? a = b, 1 : 0); } void FLUSH(){cout << flush;} void print(){cout << endl;} template <class Head, class... Tail> void print(Head &&head, Tail &&... tail) { cout << head; if (sizeof...(Tail)) cout << spa; print(forward<Tail>(tail)...); } template<typename T> void print(vector<T> &A){ int n = A.size(); for(int i = 0; i < n; i++){ cout << A[i]; if(i == n - 1) cout << endl; else cout << spa; } } template<typename T> void print(vector<vector<T>> &A){ for(auto &row: A) print(row); } template<typename T, typename S> void print(pair<T, S> &A){ cout << A.first << spa << A.second << endl; } template<typename T, typename S> void print(vector<pair<T, S>> &A){ for(auto &row: A) print(row); } template<typename T, typename S> void prisep(vector<T> &A, S sep){ int n = A.size(); for(int i = 0; i < n; i++){ cout << A[i]; if(i == n - 1) cout << endl; else cout << sep; } } template<typename T, typename S> void priend(T A, S end){ cout << A << end; } template<typename T> void priend(T A){ priend(A, spa); } template<class... T> void inp(T&... a){ (cin >> ... >> a); } template<typename T> void inp(vector<T> &A){ for(auto &a:A) cin >> a; } template<typename T> void inp(vector<vector<T>> &A){ for(auto &row:A) inp(row); } template<typename T, typename S> void inp(pair<T, S> &A){ inp(A.first, A.second); } template<typename T, typename S> void inp(vector<pair<T, S>> &A){ for(auto &row: A) inp(row.first, row.second); } template<typename T> T sum(vector<T> &A){ T tot = 0; for(auto a:A) tot += a; return tot; } template<typename T> pair<vector<T>, map<T, int>> compression(vector<T> X){ sort(all(X)); X.erase(unique(all(X)), X.end()); map<T, int> mp; for(int i = 0; i < X.size(); i++) mp[X[i]] = i; return {X, mp}; } void solve(){ INT(n, m, k); vvec(int, edges, n); fori(m){ INT(u, v); u--; v--; edges[u].push_back(v); edges[v].push_back(u); } if(k == 0){ print(0); return; } vec(int, A, 0); vec(int, B, n, 0); fori(i, n - 1, 0, -1){ B[i] = 1 << len(A); A.push_back(i); vvec(int, dist, n, 1 << len(A), -1); dist[0][0] = 0; bool ok = false; queue<pair<int, int>> que; que.push({0, 0}); int fin = (1 << len(A)) - 1; while(!que.empty()){ int pos = que.front().first; int bit = que.front().second; que.pop(); for(auto npos:edges[pos]){ int nbit = bit | B[npos]; if(nbit == fin){ ok = true; while(!que.empty()) que.pop(); break; } if(dist[npos][nbit] == -1 && dist[pos][bit] < k - 1){ dist[npos][nbit] = dist[pos][bit] + 1; que.push({npos, nbit}); } } } if(!ok){ B[i] = 0; A.pop_back(); } if(len(A) == k) break; } ll ans = 0; for(auto p:A){ ans += (1LL << p) - 1; } print(ans); } int main(){ cin.tie(0)->sync_with_stdio(0); // cout << fixed << setprecision(12); int t; t = 1; // cin >> t; while(t--) solve(); return 0; }