結果
| 問題 | No.2733 Just K-times TSP |
| ユーザー |
 ぷら
|
| 提出日時 | 2024-04-19 21:36:57 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 251 ms / 2,000 ms |
| コード長 | 4,043 bytes |
| コンパイル時間 | 1,551 ms |
| コンパイル使用メモリ | 137,140 KB |
| 最終ジャッジ日時 | 2025-02-21 03:53:35 |
|
ジャッジサーバーID （参考情報） |
judge4 / judge4 |
（要ログイン）
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 32 |
ソースコード
#include <string.h>#include <algorithm>#include <array>#include <bitset>#include <cassert>#include <cfloat>#include <climits>#include <cmath>#include <complex>#include <ctime>#include <deque>#include <fstream>#include <functional>#include <iomanip>#include <iostream>#include <iterator>#include <list>#include <map>#include <memory>#include <queue>#include <random>#include <set>#include <stack>#include <string>#include <unordered_map>#include <unordered_set>#include <utility>#include <vector>using namespace std;using ll = long long;using pii = pair<int,int>;using pll = pair<ll,ll>;template <typename T> using vc = vector<T>;template <typename T> using vvc = vector<vector<T>>;template <typename T> using vvvc = vector<vector<vector<T>>>;template<class T> using pq = priority_queue<T,vector<T>,greater<T>>;template <class T, class S> inline bool chmax(T &a, const S &b) { return (a < b ? a = b, 1 : 0); }template <class T, class S> inline bool chmin(T &a, const S &b) { return (a > b ? a = b, 1 : 0); }#define overload5(a, b, c, d, e, name, ...) name#define overload4(a, b, c, d, name, ...) name#define endl '\n'#define REP0(n) for(ll jidlsjf = 0; jidlsjf < n; ++jidlsjf)#define REP1(i, n) for(ll i = 0; i < (n); ++i)#define REP2(i, a, b) for(ll i = (a); i < (b); ++i)#define REP3(i, a, b, c) for(ll i = (a); i < (b); i += (c))#define rep(...) overload4(__VA_ARGS__, REP3, REP2, REP1, REP0)(__VA_ARGS__)#define per0(n) for(int jidlsjf = 0; jidlsjf < (n); ++jidlsjf)#define per1(i, n) for(ll i = (n)-1; i >= 0; --i)#define per2(i, a, b) for(ll i = (a)-1; i >= b; --i)#define per3(i, a, b, c) for(ll i = (a)-1; i >= (b); i -= (c))#define per(...) overload4(__VA_ARGS__, per3, per2, per1, per0)(__VA_ARGS__)#define setbits(j, n) for(ll iiiii = (n), j = lowbit(iiiii); iiiii; iiiii ^= 1 << j, j = lowbit(iiiii))#define perm(v) for(bool permrepflag = true; (permrepflag ? exchange(permrepflag, false) : next_permutation(all(v)));)#define fi first#define se second#define pb push_back#define ppb pop_back#define ppf pop_front#define drop(s) cout << #s << endl, exit(0)#define si(c) (int)(c).size()#define lb(c, x) distance((c).begin(), lower_bound(all(c), (x)))#define lbg(c, x) distance((c).begin(), lower_bound(all(c), (x), greater{}))#define ub(c, x) distance((c).begin(), upper_bound(all(c), (x)))#define ubg(c, x) distance((c).begin(), upper_bound(all(c), (x), greater{}))#define rng(v, l, r) v.begin() + (l), v.begin() + (r)#define all(c) begin(c), end(c)#define rall(c) rbegin(c), rend(c)#define SORT(v) sort(all(v))#define REV(v) reverse(all(v))#define UNIQUE(x) SORT(x), x.erase(unique(all(x)), x.end())#define MIN(v) *min_element(all(v))#define MAX(v) *max_element(all(v))#define overload2(_1, _2, name, ...) name#define vec(type, name, ...) vector<type> name(__VA_ARGS__)#define vv(type, name, h, ...) vector<vector<type>> name(h, vector<type>(__VA_ARGS__))#define vvv(type, name, h, w, ...) vector<vector<vector<type>>> name(h, vector<vector<type>>(w, vector<type>(__VA_ARGS__)))int dp[1001001][6];constexpr int mod = 998244353;void mpl(int &x,int y) {x += y;if(x >= mod) x -= mod;}int main() {ios::sync_with_stdio(false);cin.tie(nullptr);int N,M,K;cin >> N >> M >> K;vvc<int>road(N);rep(i,M) {int u,v;cin >> u >> v;u--;v--;road[u].pb(v);road[v].pb(u);}int res = 1;vc<int>fac(N);rep(i,N) {dp[res][i] = 1;fac[i] = res;res *= (K+1);}rep(i,res) {rep(j,N) {if(!dp[i][j]) continue;vc<int>t(N);int now = i;rep(k,N) {t[k] = now%(K+1);now /= (K+1);}for(auto k:road[j]) {if(t[k] == K) continue;mpl(dp[i+fac[k]][k],dp[i][j]);}}}int ans = 0;rep(i,N) {mpl(ans,dp[res-1][i]);}cout << ans << "\n";}