結果
問題 | No.1254 補強への架け橋 |
ユーザー | first_vil |
提出日時 | 2020-10-09 22:59:32 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,491 bytes |
コンパイル時間 | 2,085 ms |
コンパイル使用メモリ | 207,492 KB |
実行使用メモリ | 13,840 KB |
最終ジャッジ日時 | 2024-07-20 13:42:42 |
合計ジャッジ時間 | 10,676 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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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 |
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testcase_00 | WA | - |
testcase_01 | AC | 1 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
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testcase_09 | WA | - |
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testcase_14 | WA | - |
testcase_15 | WA | - |
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testcase_84 | WA | - |
testcase_85 | WA | - |
testcase_86 | WA | - |
testcase_87 | WA | - |
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testcase_89 | WA | - |
testcase_90 | WA | - |
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testcase_92 | WA | - |
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testcase_94 | WA | - |
testcase_95 | WA | - |
testcase_96 | WA | - |
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testcase_98 | WA | - |
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testcase_102 | WA | - |
testcase_103 | WA | - |
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testcase_106 | WA | - |
testcase_107 | WA | - |
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testcase_109 | WA | - |
testcase_110 | WA | - |
testcase_111 | WA | - |
testcase_112 | WA | - |
testcase_113 | WA | - |
testcase_114 | WA | - |
testcase_115 | WA | - |
testcase_116 | WA | - |
testcase_117 | WA | - |
testcase_118 | WA | - |
testcase_119 | WA | - |
testcase_120 | WA | - |
testcase_121 | WA | - |
testcase_122 | WA | - |
testcase_123 | AC | 2 ms
5,376 KB |
testcase_124 | AC | 52 ms
13,824 KB |
testcase_125 | AC | 51 ms
13,840 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; using VI = vector<int>; using VL = vector<ll>; using VS = vector<string>; template<class T> using PQ = priority_queue<T, vector<T>, greater<T>>; #define FOR(i,a,n) for(int i=(a);i<(n);++i) #define eFOR(i,a,n) for(int i=(a);i<=(n);++i) #define rFOR(i,a,n) for(int i=(n)-1;i>=(a);--i) #define erFOR(i,a,n) for(int i=(n);i>=(a);--i) #define SORT(a) sort(a.begin(),a.end()) #define rSORT(a) sort(a.rbegin(),a.rend()) #define fSORT(a,f) sort(a.begin(),a.end(),f) #define all(a) a.begin(),a.end() #define out(y,x) ((y)<0||h<=(y)||(x)<0||w<=(x)) #define tp(a,i) get<i>(a) #define line cout << "-----------------------------\n" #define stop system("pause") constexpr ll INF = 1000000000; constexpr ll LLINF = 1LL << 60; constexpr ll mod = 1000000007; constexpr ll MOD = 998244353; constexpr ld eps = 1e-10; constexpr ld pi = 3.1415926535897932; template<class T>inline bool chmax(T& a, const T& b) { if (a < b) { a = b; return true; }return false; } template<class T>inline bool chmin(T& a, const T& b) { if (a > b) { a = b; return true; }return false; } inline void init() { cin.tie(nullptr); cout.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(15); } template<class T>inline istream& operator>>(istream& is, vector<T>& v) { for (auto& a : v)is >> a; return is; } template<class T>inline istream& operator>>(istream& is, deque<T>& v) { for (auto& a : v)is >> a; return is; } template<class T, class U>inline istream& operator>>(istream& is, pair<T, U>& p) { is >> p.first >> p.second; return is; } template<class T>inline vector<T> vec(size_t a) { return vector<T>(a); } template<class T>inline vector<T> defvec(T def, size_t a) { return vector<T>(a, def); } template<class T, class... Ts>inline auto vec(size_t a, Ts... ts) { return vector<decltype(vec<T>(ts...))>(a, vec<T>(ts...)); } template<class T, class... Ts>inline auto defvec(T def, size_t a, Ts... ts) { return vector<decltype(defvec<T>(def, ts...))>(a, defvec<T>(def, ts...)); } template<class T>inline void print(const T& a) { cout << a << "\n"; } template<class T, class... Ts>inline void print(const T& a, const Ts&... ts) { cout << a << " "; print(ts...); } template<class T>inline void print(const vector<T>& v) { for (int i = 0; i < v.size(); ++i)cout << v[i] << (i == v.size() - 1 ? "\n" : " "); } template<class T>inline void print(const vector<vector<T>>& v) { for (auto& a : v)print(a); } inline string reversed(const string& s) { string t = s; reverse(all(t)); return t; } int main() { init(); int n; cin >> n; vector<VI> g(n); FOR(i, 0, n) { int a, b; cin >> a >> b; --a, --b; g[a].push_back(b); g[b].push_back(a); } VI q(n); VI p; auto dfs = [&](auto&& self, int cur, int par)->int { q[cur] = 1; for (int to : g[cur]) { if (to == par)continue; if (q[to] == -1)break; if (q[to] == 1) { q[cur] = -1; p.push_back(cur + 1); return to; } if (int res = self(self, to, cur); res == -2) { return -2; } else if(res != -1) { q[cur] = -1; p.push_back(cur + 1); if (res == cur)return -2; return res; } } return -1; }; dfs(dfs, 0, -1); print(p.size()); print(p); return 0; }