結果
問題 | No.1647 Travel in Mitaru city 2 |
ユーザー | suta28407928 |
提出日時 | 2021-08-14 13:17:57 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 184 ms / 2,500 ms |
コード長 | 3,906 bytes |
コンパイル時間 | 3,041 ms |
コンパイル使用メモリ | 195,172 KB |
実行使用メモリ | 35,676 KB |
最終ジャッジ日時 | 2024-11-15 05:19:13 |
合計ジャッジ時間 | 12,765 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
(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 | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 4 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 4 ms
5,248 KB |
testcase_08 | AC | 168 ms
32,544 KB |
testcase_09 | AC | 151 ms
29,408 KB |
testcase_10 | AC | 172 ms
32,716 KB |
testcase_11 | AC | 150 ms
28,752 KB |
testcase_12 | AC | 134 ms
22,488 KB |
testcase_13 | AC | 170 ms
32,616 KB |
testcase_14 | AC | 178 ms
33,528 KB |
testcase_15 | AC | 174 ms
33,176 KB |
testcase_16 | AC | 161 ms
31,320 KB |
testcase_17 | AC | 122 ms
20,064 KB |
testcase_18 | AC | 145 ms
25,220 KB |
testcase_19 | AC | 130 ms
22,536 KB |
testcase_20 | AC | 142 ms
25,448 KB |
testcase_21 | AC | 138 ms
24,864 KB |
testcase_22 | AC | 173 ms
34,100 KB |
testcase_23 | AC | 175 ms
34,332 KB |
testcase_24 | AC | 148 ms
27,020 KB |
testcase_25 | AC | 158 ms
30,268 KB |
testcase_26 | AC | 174 ms
34,328 KB |
testcase_27 | AC | 177 ms
34,688 KB |
testcase_28 | AC | 178 ms
35,676 KB |
testcase_29 | AC | 180 ms
35,500 KB |
testcase_30 | AC | 144 ms
25,336 KB |
testcase_31 | AC | 177 ms
35,552 KB |
testcase_32 | AC | 155 ms
29,804 KB |
testcase_33 | AC | 168 ms
32,156 KB |
testcase_34 | AC | 180 ms
35,548 KB |
testcase_35 | AC | 165 ms
31,804 KB |
testcase_36 | AC | 180 ms
35,544 KB |
testcase_37 | AC | 184 ms
35,640 KB |
testcase_38 | AC | 163 ms
28,624 KB |
testcase_39 | AC | 141 ms
23,976 KB |
testcase_40 | AC | 162 ms
28,300 KB |
testcase_41 | AC | 156 ms
26,028 KB |
testcase_42 | AC | 163 ms
28,600 KB |
testcase_43 | AC | 2 ms
6,816 KB |
testcase_44 | AC | 4 ms
7,964 KB |
testcase_45 | AC | 118 ms
19,236 KB |
testcase_46 | AC | 162 ms
19,168 KB |
testcase_47 | AC | 117 ms
19,176 KB |
testcase_48 | AC | 146 ms
19,188 KB |
testcase_49 | AC | 117 ms
19,148 KB |
testcase_50 | AC | 122 ms
19,260 KB |
ソースコード
#pragma GCC target("avx2") #pragma GCC optimize("Ofast") #pragma GCC optimize("unroll-loops") #include <bits/stdc++.h> //#include <atcoder/all> using namespace std; //using namespace atcoder; #define DEBUG #ifdef DEBUG template <class T, class U> ostream &operator<<(ostream &os, const pair<T, U> &p) { os << '(' << p.first << ',' << p.second << ')'; return os; } template <class T> ostream &operator<<(ostream &os, const vector<T> &v) { os << '{'; for(int i = 0; i < (int)v.size(); i++) { if(i) { os << ','; } os << v[i]; } os << '}'; return os; } void debugg() { cerr << endl; } template <class T, class... Args> void debugg(const T &x, const Args &... args) { cerr << " " << x; debugg(args...); } #define debug(...) \ cerr << __LINE__ << " [" << #__VA_ARGS__ << "]: ", debugg(__VA_ARGS__) #define dump(x) cerr << __LINE__ << " " << #x << " = " << (x) << endl #else #define debug(...) (void(0)) #define dump(x) (void(0)) #endif using namespace std; typedef long long ll; typedef vector<ll> vl; typedef vector<vl> vvl; typedef vector<char> vc; typedef vector<string> vs; typedef vector<bool> vb; typedef vector<double> vd; typedef pair<ll,ll> P; typedef pair<int,int> pii; typedef vector<P> vpl; typedef tuple<ll,ll,ll> tapu; #define rep(i,n) for(int i=0; i<(n); i++) #define REP(i,a,b) for(int i=(a); i<(b); i++) #define all(x) (x).begin(), (x).end() #define rall(x) (x).rbegin(), (x).rend() const int inf = (1<<30)-1; const ll linf = 1LL<<61; const int MAX = 25000000; int dy[8] = {0,1,0,-1,1,-1,-1,1}; int dx[8] = {-1,0,1,0,1,-1,1,-1}; const double pi = acos(-1); const double eps = 1e-7; template<typename T1,typename T2> inline bool chmin(T1 &a,T2 b){ if(a>b){ a = b; return true; } else return false; } template<typename T1,typename T2> inline bool chmax(T1 &a,T2 b){ if(a<b){ a = b; return true; } else return false; } template<typename T> inline void print(T &a){ int sz = a.size(); for(auto itr = a.begin(); itr != a.end(); itr++){ cout << *itr; sz--; if(sz) cout << " "; } cout << "\n"; } template<typename T1,typename T2> inline void print2(T1 a, T2 b){ cout << a << " " << b << "\n"; } template<typename T1,typename T2,typename T3> inline void print3(T1 a, T2 b, T3 c){ cout << a << " " << b << " " << c << "\n"; } void mark() {cout << "#" << "\n";} ll pcount(ll x) {return __builtin_popcountll(x);} //const int mod = 1e9 + 7; const int mod = 998244353; int main(){ int h,w,n; cin >> h >> w >> n; int N = h+w+n; vvl G(N); vl X(n),Y(n); rep(i,n){ int x,y; cin >> x >> y; x--; y--; int z = h+w+i; G[x].push_back(z); G[z].push_back(x); G[h+y].push_back(z); G[z].push_back(h+y); X[i] = x, Y[i] = y; } vb visit(N,false); vl ans; bool f = true; int fi = -1; auto dfs = [&](auto &&dfs, int u, int p) -> bool { int vi = -1; visit[u] = true; for(auto v : G[u]){ if(v == p) continue; if(visit[v]){ vi = v; continue; } if(dfs(dfs,v,u)){ if(f) ans.push_back(u); if(fi == u) f = false; return true; } } if(vi == -1) return false; ans.push_back(u); fi = vi; return true; }; rep(i,n){ if(visit[h+w+i]) continue; if(dfs(dfs,h+w+i,-1)){ vl as; for(auto x : ans) if(x >= h+w) as.push_back(x-h-w+1); int m = as.size(); cout << m << "\n"; if(X[as[0]-1] == X[as[1]-1]){ rotate(as.rbegin(),as.rbegin()+1,as.rend()); } rep(i,m) cout << as[i] << " \n"[i==m-1]; return 0; } } cout << -1 << endl; }