結果
問題 | No.130 XOR Minimax |
ユーザー | kei |
提出日時 | 2020-01-11 01:24:20 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 101 ms / 5,000 ms |
コード長 | 2,804 bytes |
コンパイル時間 | 1,795 ms |
コンパイル使用メモリ | 175,772 KB |
実行使用メモリ | 29,864 KB |
最終ジャッジ日時 | 2024-09-12 22:53:49 |
合計ジャッジ時間 | 3,861 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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 | AC | 51 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,812 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 48 ms
29,864 KB |
testcase_05 | AC | 55 ms
29,788 KB |
testcase_06 | AC | 50 ms
17,572 KB |
testcase_07 | AC | 52 ms
17,128 KB |
testcase_08 | AC | 101 ms
7,304 KB |
testcase_09 | AC | 11 ms
6,940 KB |
testcase_10 | AC | 16 ms
6,944 KB |
testcase_11 | AC | 50 ms
15,196 KB |
testcase_12 | AC | 6 ms
6,944 KB |
testcase_13 | AC | 42 ms
13,024 KB |
testcase_14 | AC | 96 ms
6,944 KB |
testcase_15 | AC | 3 ms
6,940 KB |
testcase_16 | AC | 68 ms
6,940 KB |
testcase_17 | AC | 72 ms
6,940 KB |
testcase_18 | AC | 78 ms
6,944 KB |
testcase_19 | AC | 91 ms
6,944 KB |
testcase_20 | AC | 46 ms
6,944 KB |
testcase_21 | AC | 95 ms
6,940 KB |
testcase_22 | AC | 23 ms
6,940 KB |
testcase_23 | AC | 8 ms
6,944 KB |
ソースコード
#include "bits/stdc++.h" using namespace std; typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; const int INF = 1e9; const ll LINF = 1e18; inline ll gcd(ll a, ll b) { return b ? gcd(b, a%b) : a; } inline ll lcm(ll a, ll b) { return a / gcd(a, b)*b; } template<class S,class T> ostream& operator << (ostream& out,const pair<S,T>& o){ out << "(" << o.first << "," << o.second << ")"; return out; } template<class T> ostream& operator << (ostream& out,const vector<T>& V){ for(int i = 0; i < V.size(); i++){ out << V[i]; if(i!=V.size()-1) out << " ";} return out; } template<class T> ostream& operator << (ostream& out,const vector<vector<T> >& Mat){ for(int i = 0; i < Mat.size(); i++) { if(i != 0) out << endl; out << Mat[i];} return out; } template<class S,class T> ostream& operator << (ostream& out,const map<S,T>& mp){ out << "{ "; for(auto it = mp.begin(); it != mp.end(); it++){ out << it->first << ":" << it->second; if(mp.size()-1 != distance(mp.begin(),it)) out << ", "; } out << " }"; return out; } template<typename T>vector<T> make_v(size_t a){return vector<T>(a);} template<typename T,typename... Ts>auto make_v(size_t a,Ts... ts){return vector<decltype(make_v<T>(ts...))>(a,make_v<T>(ts...));} template<typename T,typename V> typename enable_if<is_class<T>::value==0>::type fill_v(T &t,const V &v){t=v;} template<typename T,typename V> typename enable_if<is_class<T>::value!=0>::type fill_v(T &t,const V &v){for(auto &e:t) fill_v(e,v);} /* <url:> 問題文============================================================ ================================================================= 解説============================================================= ================================================================ */ template<class Type> Type solve(Type res = Type()){ ll n; cin >> n; vector<ll> a(n); for(auto& in:a) cin >> in; sort(a.begin(),a.end()); res = *max_element(a.begin(), a.end()); function<void(ll,ll,vector<ll>&)> dfs = [&](ll b,ll S,vector<ll>& a){ vector<ll> L,R; if(b == -1){ res = min(res,S); return; } for(int i = 0; i < (int)a.size(); i++){ if((a[i]>>b)&1){ L.push_back(a[i]-(1LL<<b)); }else{ R.push_back(a[i]); } } if(L.size() && R.empty()){ dfs(b-1,S,L); }else if(L.empty() && R.size()){ dfs(b-1,S,R); }else{ // 1 dfs(b-1,S+(1LL<<b),L); // 0 dfs(b-1,S+(1LL<<b),R); } }; dfs(31,0,a); return res; } int main(void) { cin.tie(0); ios_base::sync_with_stdio(false); // solve(0); cout << fixed << setprecision(15) << solve<ll>() << endl; return 0; }