結果
問題 | No.2733 Just K-times TSP |
ユーザー | umimel |
提出日時 | 2024-04-25 21:29:36 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 326 ms / 2,000 ms |
コード長 | 2,725 bytes |
コンパイル時間 | 4,532 ms |
コンパイル使用メモリ | 229,512 KB |
実行使用メモリ | 44,376 KB |
最終ジャッジ日時 | 2024-04-25 21:29:47 |
合計ジャッジ時間 | 6,941 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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 |
---|---|---|
testcase_00 | AC | 14 ms
43,724 KB |
testcase_01 | AC | 14 ms
43,496 KB |
testcase_02 | AC | 14 ms
43,704 KB |
testcase_03 | AC | 13 ms
43,724 KB |
testcase_04 | AC | 13 ms
43,672 KB |
testcase_05 | AC | 14 ms
43,668 KB |
testcase_06 | AC | 13 ms
43,640 KB |
testcase_07 | AC | 14 ms
43,672 KB |
testcase_08 | AC | 14 ms
43,696 KB |
testcase_09 | AC | 14 ms
43,668 KB |
testcase_10 | AC | 13 ms
43,672 KB |
testcase_11 | AC | 14 ms
43,720 KB |
testcase_12 | AC | 14 ms
43,668 KB |
testcase_13 | AC | 13 ms
43,556 KB |
testcase_14 | AC | 13 ms
43,592 KB |
testcase_15 | AC | 14 ms
43,660 KB |
testcase_16 | AC | 13 ms
43,600 KB |
testcase_17 | AC | 19 ms
43,632 KB |
testcase_18 | AC | 22 ms
43,700 KB |
testcase_19 | AC | 30 ms
43,672 KB |
testcase_20 | AC | 14 ms
43,780 KB |
testcase_21 | AC | 14 ms
43,624 KB |
testcase_22 | AC | 71 ms
43,884 KB |
testcase_23 | AC | 20 ms
43,636 KB |
testcase_24 | AC | 104 ms
43,956 KB |
testcase_25 | AC | 94 ms
43,816 KB |
testcase_26 | AC | 14 ms
43,608 KB |
testcase_27 | AC | 13 ms
43,560 KB |
testcase_28 | AC | 15 ms
43,672 KB |
testcase_29 | AC | 19 ms
43,564 KB |
testcase_30 | AC | 33 ms
43,564 KB |
testcase_31 | AC | 67 ms
43,896 KB |
testcase_32 | AC | 146 ms
44,160 KB |
testcase_33 | AC | 326 ms
44,376 KB |
ソースコード
#include<bits/stdc++.h> using namespace std; using ll = long long; using pll = pair<ll, ll>; #define drep(i, cc, n) for (ll i = (cc); i <= (n); ++i) #define rep(i, n) drep(i, 0, n - 1) #define all(a) (a).begin(), (a).end() #define pb push_back #define fi first #define se second mt19937_64 rng(chrono::system_clock::now().time_since_epoch().count()); const ll MOD1000000007 = 1000000007; const ll MOD998244353 = 998244353; const ll MOD[3] = {999727999, 1070777777, 1000000007}; const ll LINF = 1LL << 60LL; const int IINF = (1 << 30) - 1; template<typename T> struct edge{ int from, to; T cost; int id; edge(){} edge(int to, T cost=1) : from(-1), to(to), cost(cost){} edge(int to, T cost, int id) : from(-1), to(to), cost(cost), id(id){} edge(int from, int to, T cost, int id) : from(from), to(to), cost(cost), id(id){} }; template<typename T> struct redge{ int from, to; T cap, cost; int rev; redge(int to, T cap, T cost=(T)(1)) : from(-1), to(to), cap(cap), cost(cost){} redge(int to, T cap, T cost, int rev) : from(-1), to(to), cap(cap), cost(cost), rev(rev){} }; template<typename T> using Edges = vector<edge<T>>; template<typename T> using weighted_graph = vector<Edges<T>>; template<typename T> using tree = vector<Edges<T>>; using unweighted_graph = vector<vector<int>>; template<typename T> using residual_graph = vector<vector<redge<T>>>; #include <atcoder/all> using namespace atcoder; using mint = modint998244353; void solve(){ int n, m, k; cin >> n >> m >> k; unweighted_graph G(n); for(int i=0; i<m; i++){ int u, v; cin >> u >> v; u--; v--; G[u].pb(v); G[v].pb(u); } vector<int> p(8, 1); for(int i=1; i<8; i++) p[i] = 10*p[i-1]; vector<mint> dp(1e7, 0); vector<bool> visited(1e7, false); queue<int> Q; for(int v=0; v<n; v++){ int state = p[v] + v*p[6]; dp[state] = 1; visited[state] = true; Q.push(state); } while(!Q.empty()){ int state = Q.front(); Q.pop(); int v = state/p[6]; for(int to : G[v]){ int cnt = (state/p[to])%10; if(cnt == k) continue; int nxt = to*p[6] + (state%p[6]) + p[to]; if(!visited[nxt]){ visited[nxt] = true; Q.push(nxt); } dp[nxt] += dp[state]; } } mint ans = 0; int state = 0; for(int v=0; v<n; v++) state += p[v]*k; for(int v=0; v<n; v++){ ans += dp[p[6]*v + state]; } cout << ans.val() << '\n'; } int main(){ cin.tie(nullptr); ios::sync_with_stdio(false); int T=1; //cin >> T; while(T--) solve(); }