結果
問題 | No.2672 Subset Xor Sum |
ユーザー | じなぺ |
提出日時 | 2024-03-16 00:12:34 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
RE
|
実行時間 | - |
コード長 | 2,380 bytes |
コンパイル時間 | 5,567 ms |
コンパイル使用メモリ | 314,548 KB |
実行使用メモリ | 11,880 KB |
最終ジャッジ日時 | 2024-09-30 03:34:09 |
合計ジャッジ時間 | 13,084 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 | RE | - |
testcase_01 | RE | - |
testcase_02 | RE | - |
testcase_03 | RE | - |
testcase_04 | RE | - |
testcase_05 | RE | - |
testcase_06 | RE | - |
testcase_07 | RE | - |
testcase_08 | RE | - |
testcase_09 | RE | - |
testcase_10 | RE | - |
testcase_11 | RE | - |
testcase_12 | RE | - |
testcase_13 | RE | - |
testcase_14 | RE | - |
testcase_15 | RE | - |
testcase_16 | RE | - |
testcase_17 | RE | - |
testcase_18 | RE | - |
testcase_19 | RE | - |
testcase_20 | RE | - |
testcase_21 | RE | - |
testcase_22 | RE | - |
testcase_23 | RE | - |
testcase_24 | RE | - |
testcase_25 | RE | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | RE | - |
testcase_29 | RE | - |
testcase_30 | RE | - |
testcase_31 | RE | - |
testcase_32 | WA | - |
testcase_33 | RE | - |
testcase_34 | RE | - |
testcase_35 | WA | - |
testcase_36 | RE | - |
testcase_37 | WA | - |
testcase_38 | WA | - |
testcase_39 | WA | - |
testcase_40 | WA | - |
testcase_41 | RE | - |
testcase_42 | WA | - |
testcase_43 | RE | - |
testcase_44 | RE | - |
testcase_45 | RE | - |
testcase_46 | RE | - |
testcase_47 | RE | - |
testcase_48 | WA | - |
testcase_49 | RE | - |
testcase_50 | RE | - |
testcase_51 | RE | - |
testcase_52 | RE | - |
testcase_53 | RE | - |
testcase_54 | RE | - |
testcase_55 | RE | - |
testcase_56 | RE | - |
testcase_57 | RE | - |
testcase_58 | RE | - |
testcase_59 | RE | - |
testcase_60 | RE | - |
testcase_61 | RE | - |
testcase_62 | RE | - |
testcase_63 | RE | - |
testcase_64 | RE | - |
testcase_65 | RE | - |
testcase_66 | RE | - |
testcase_67 | RE | - |
ソースコード
#include <bits/stdc++.h> using namespace std; #include <atcoder/all> using namespace atcoder; //using mint = modint998244353; //多倍長整数// //#include <boost/multiprecision/cpp_int.hpp> //namespace mp = boost::multiprecision; //using Bint = mp::cpp_int; const int INF = 1e9; const int MOD = 998244353; const long long LINF = 4e18; using ll = long long; using vi = vector<int>; using vl = vector<long long>; using vs = vector<string>; using vc = vector<char>; using vb = vector<bool>; using vvi = vector<vector<int>>; using vvvi = vector<vector<vector<int>>>; using vvvvi = vector<vector<vector<vector<int>>>>; using vvl = vector<vector<long long>>; using vvvl = vector<vector<vector<long long>>>; using vvvvl = vector<vector<vector<vector<long long>>>>; using vvc = vector<vector<char>>; using vvb = vector<vector<bool>>; using vvvb = vector<vector<vector<bool>>>; using vvvvb = vector<vector<vector<vector<bool>>>>; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define dump(x) cout << #x << " = " << (x) << endl; #define Yes(n) cout << ((n) ? "Yes" : "No" ) << endl #define ALL(obj) (obj).begin(),(obj).end() vvi g(2e5); int n,m; int s,t,k; vb color(2e5,false); vb vis(2e5,false); void dfs(int cur,bool c){ vis[cur] = true; color[cur] = c; for(int next : g[cur]){ if(vis[next] == false){ dfs(next,!c); } } } int main(){ ios::sync_with_stdio(false); cin.tie(nullptr); cin >> n >> m; cin >> s >> t >> k; s--;t--; dsu uf(n); rep(i,m){ int a,b; cin >> a >> b; a--;b--; uf.merge(a,b); g[a].push_back(b); g[b].push_back(a); } if(n == 1){ cout << "No" << endl; return 0; } if(n == 2 && !uf.same(s,t) && k%2 == 1){ cout << "No" << endl; return 0; } vi dist(n,INF); dist[s] = 0; queue<int> que; que.push(s); while(!que.empty()){ int cur = que.front(); que.pop(); for(int next : g[cur]){ if(dist[next] != INF) continue; dist[next] = dist[cur] + 1; que.push(next); } } if(dist[t] <= k && dist[t]%2 == k%2){ cout << "Yes" << endl; return 0; } dfs(s,true); if(vis[t] == false){ cout << "Unknown" << endl; return 0; } //assert(false); if(color[t]){ if(k%2 == 0 && k >= 2){ cout << "Unknown" << endl; }else{ cout << "No" << endl; } return 0; }else{ if(k%2 == 1 && k >= 1){ cout << "Unknown" << endl; }else{ cout << "No" << endl; } return 0; } return 0; }