結果
問題 | No.2236 Lights Out On Simple Graph |
ユーザー | Daylight |
提出日時 | 2023-03-03 22:13:01 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 1,080 ms / 4,000 ms |
コード長 | 3,196 bytes |
コンパイル時間 | 2,302 ms |
コンパイル使用メモリ | 214,076 KB |
実行使用メモリ | 68,992 KB |
最終ジャッジ日時 | 2024-09-17 23:15:52 |
合計ジャッジ時間 | 24,968 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge6 |
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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
6,812 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | AC | 702 ms
68,864 KB |
testcase_04 | AC | 320 ms
36,096 KB |
testcase_05 | AC | 2 ms
6,944 KB |
testcase_06 | AC | 530 ms
68,864 KB |
testcase_07 | AC | 435 ms
19,840 KB |
testcase_08 | AC | 2 ms
6,944 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 167 ms
19,712 KB |
testcase_11 | AC | 56 ms
6,944 KB |
testcase_12 | AC | 201 ms
19,712 KB |
testcase_13 | AC | 19 ms
6,944 KB |
testcase_14 | AC | 375 ms
36,096 KB |
testcase_15 | AC | 10 ms
6,948 KB |
testcase_16 | AC | 19 ms
6,944 KB |
testcase_17 | AC | 91 ms
11,520 KB |
testcase_18 | AC | 3 ms
6,944 KB |
testcase_19 | AC | 41 ms
7,552 KB |
testcase_20 | AC | 330 ms
36,096 KB |
testcase_21 | AC | 42 ms
7,552 KB |
testcase_22 | AC | 667 ms
68,864 KB |
testcase_23 | AC | 782 ms
68,864 KB |
testcase_24 | AC | 413 ms
36,096 KB |
testcase_25 | AC | 78 ms
11,520 KB |
testcase_26 | AC | 678 ms
68,864 KB |
testcase_27 | AC | 339 ms
36,224 KB |
testcase_28 | AC | 369 ms
36,096 KB |
testcase_29 | AC | 41 ms
7,424 KB |
testcase_30 | AC | 670 ms
68,992 KB |
testcase_31 | AC | 722 ms
68,864 KB |
testcase_32 | AC | 577 ms
68,992 KB |
testcase_33 | AC | 697 ms
68,992 KB |
testcase_34 | AC | 680 ms
68,992 KB |
testcase_35 | AC | 767 ms
68,992 KB |
testcase_36 | AC | 1,080 ms
68,992 KB |
testcase_37 | AC | 785 ms
68,992 KB |
testcase_38 | AC | 850 ms
19,712 KB |
testcase_39 | AC | 500 ms
6,944 KB |
testcase_40 | AC | 309 ms
19,712 KB |
testcase_41 | AC | 39 ms
7,424 KB |
testcase_42 | AC | 141 ms
11,520 KB |
testcase_43 | AC | 14 ms
6,940 KB |
testcase_44 | AC | 685 ms
36,096 KB |
testcase_45 | AC | 637 ms
36,096 KB |
testcase_46 | AC | 481 ms
36,224 KB |
testcase_47 | AC | 504 ms
36,096 KB |
testcase_48 | AC | 705 ms
68,864 KB |
testcase_49 | AC | 424 ms
19,712 KB |
testcase_50 | AC | 10 ms
6,940 KB |
testcase_51 | AC | 113 ms
7,552 KB |
testcase_52 | AC | 11 ms
6,944 KB |
testcase_53 | AC | 2 ms
6,940 KB |
testcase_54 | AC | 353 ms
19,712 KB |
testcase_55 | AC | 616 ms
11,648 KB |
testcase_56 | AC | 416 ms
7,424 KB |
testcase_57 | AC | 738 ms
11,520 KB |
testcase_58 | AC | 437 ms
7,424 KB |
testcase_59 | AC | 482 ms
7,552 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #define SZ(x) (int) (x).size() #define REP(i, n) for(int i = 0; i < (n); i++) #define FOR(i, a, b) for(auto i = (a); i < (b); i++) #define For(i, a, b, c) \ for(auto i = (a); i != (b); i += (c)) #define REPR(i, n) for(auto i = (n) -1; i >= 0; i--) #define ALL(s) (s).begin(), (s).end() #define so(V) sort(ALL(V)) #define rev(V) reverse(ALL(V)) #define uni(v) v.erase(unique(ALL(v)), (v).end()) #define eb emplace_back typedef unsigned long long ull; typedef long long ll; typedef vector<int> vi; typedef vector<ll> vll; typedef vector<bool> vb; typedef vector<vi> vvi; typedef vector<vll> vvll; typedef pair<int, int> PI; typedef pair<ll, ll> PL; const double EPS = 1e-6; const int MOD = 1e9 + 7; const int INF = (1 << 30); const ll LINF = 1e18; const double math_PI = acos(-1); template<typename T> vector<T> make_v(size_t a) { return vector<T>(a); } template<typename T, typename... Ts> auto make_v(size_t a, Ts... ts) { return vector<decltype(make_v<T>(ts...))>( a, make_v<T>(ts...)); } template<typename T, typename V> typename enable_if<is_class<T>::value == 0>::type fill_v( T& t, const V& v) { t = v; } template<typename T, typename V> typename enable_if<is_class<T>::value != 0>::type fill_v( T& t, const V& v) { for(auto& e: t) fill_v(e, v); } template<class T> bool chmax(T& a, const T& b) { if(a < b) { a = b; return true; } return false; } template<class T> bool chmin(T& a, const T& b) { if(a > b) { a = b; return true; } return false; } template<typename S, typename T> istream& operator>>(istream& is, pair<S, T>& p) { cin >> p.first >> p.second; return is; } template<typename T> istream& operator>>(istream& is, vector<T>& vec) { for(T& x: vec) is >> x; return is; } template<typename T> string join(vector<T>& vec, string splitter) { stringstream ss; REP(i, SZ(vec)) { if(i != 0) ss << splitter; ss << vec[i]; } return ss.str(); } template<typename T> ostream& operator<<(ostream& os, vector<T>& vec) { os << join(vec, " "); return os; } template<class T = ll> struct Edge { public: int from, to; T cost; Edge() { } Edge(int _from, int _to, T _cost) { from = _from; to = _to; cost = _cost; } }; template<class T = ll> using Edges = vector<Edge<T>>; template<class T = ll> using Graph = vector<Edges<T>>; int main() { cin.tie(nullptr); ios::sync_with_stdio(false); int N, M; cin >> N >> M; vll V(M); REP(i, M) { int a, b; cin >> a >> b; a--; b--; V[i] = (1ll << a) | (1ll << b); } vi C(N); cin >> C; ll goal = 0; REPR(i, N) { goal <<= 1ll; goal += C[i]; } map<ll, int> half; int a = M / 2; int b = M - a; REP(bit, 1ll << a) { ll cur = 0; int cnt = 0; REP(i, a) { if(bit >> i & 1) { cur ^= V[i]; cnt++; } } if(half.count(cur) == 0) { half[cur] = cnt; } else { chmin(half[cur], cnt); } } int ans = INF; REP(bit, 1ll << b) { ll cur = 0; int cnt = 0; REP(i, b) { if(bit >> i & 1) { cur ^= V[a + i]; cnt++; } } ll target = cur ^ goal; if(half.count(target)) { chmin(ans, half[target] + cnt); } } if(ans == INF) cout << -1 << endl; else cout << ans << endl; return 0; }