結果
問題 | No.3158 Collect Stamps |
ユーザー |
👑 |
提出日時 | 2025-05-23 19:32:38 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 49 ms / 2,000 ms |
コード長 | 2,868 bytes |
コンパイル時間 | 4,325 ms |
コンパイル使用メモリ | 252,320 KB |
実行使用メモリ | 9,856 KB |
最終ジャッジ日時 | 2025-05-23 19:32:47 |
合計ジャッジ時間 | 5,295 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 35 |
ソースコード
#include<bits/stdc++.h> #include<atcoder/all> #define rep(i,n) for(int i=0;i<n;i++) using namespace std; using namespace atcoder; typedef long long ll; typedef pair<int, int> P; template <int m> ostream& operator<<(ostream& os, const static_modint<m>& a) {os << a.val(); return os;} template <int m> ostream& operator<<(ostream& os, const dynamic_modint<m>& a) {os << a.val(); return os;} template <int m> istream& operator>>(istream& is, static_modint<m>& a) {long long x; is >> x; a = x; return is;} template <int m> istream& operator>>(istream& is, dynamic_modint<m>& a) {long long x; is >> x; a = x; return is;} template<typename T> istream& operator>>(istream& is, vector<T>& v){int n = v.size(); assert(n > 0); rep(i, n) is >> v[i]; return is;} template<typename U, typename T> ostream& operator<<(ostream& os, const pair<U, T>& p){os << p.first << ' ' << p.second; return os;} template<typename T> ostream& operator<<(ostream& os, const vector<T>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : " "); return os;} template<typename T> ostream& operator<<(ostream& os, const vector<vector<T>>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : ""); return os;} template<typename T> ostream& operator<<(ostream& os, const set<T>& se){for(T x : se) os << x << " "; os << "\n"; return os;} template<typename T> ostream& operator<<(ostream& os, const unordered_set<T>& se){for(T x : se) os << x << " "; os << "\n"; return os;} template<typename S, auto op, auto e> ostream& operator<<(ostream& os, const atcoder::segtree<S, op, e>& seg){int n = seg.max_right(0, [](S){return true;}); rep(i, n) os << seg.get(i) << (i == n - 1 ? "\n" : " "); return os;} template<typename S, auto op, auto e, typename F, auto mapping, auto composition, auto id> ostream& operator<<(ostream& os, const atcoder::lazy_segtree<S, op, e, F, mapping, composition, id>& seg){int n = seg.max_right(0, [](S){return true;}); rep(i, n) os << seg.get(i) << (i == n - 1 ? "\n" : " "); return os;} template<typename T> void chmin(T& a, T b){a = min(a, b);} template<typename T> void chmax(T& a, T b){a = max(a, b);} int main(){ int n, m, k; cin >> n >> m >> k; vector<int> a(n); rep(i, k){ int x; cin >> x; a[x - 1] = 1; } vector<vector<int>> t(n, vector<int>(n)); cin >> t; const int INF = 1001001001; vector<vector<int>> memo(1 << n, vector<int>(n, INF)); rep(i, n){ memo[1 << i][i] = 0; } rep(s, 1 << n){ for(int from = 0; from < n; from++){ if((s >> from) & 1){ for(int to = 0; to < n; to++){ if(((s >> to) & 1) == 0){ chmin(memo[s | (1 << to)][to], memo[s][from] + t[from][to]); } } } } } int ans = INF; rep(s, 1 << n){ for(int from = 0; from < n; from++){ if(__builtin_popcount(s) >= m){ if(a[from]){ chmin(ans, memo[s][from]); } } } } cout << ans << "\n"; return 0; }