結果
問題 | No.130 XOR Minimax |
ユーザー | kei |
提出日時 | 2018-05-29 23:43:02 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 96 ms / 5,000 ms |
コード長 | 1,930 bytes |
コンパイル時間 | 1,675 ms |
コンパイル使用メモリ | 171,224 KB |
実行使用メモリ | 30,572 KB |
最終ジャッジ日時 | 2024-09-12 22:50:53 |
合計ジャッジ時間 | 3,766 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | 51 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 50 ms
30,572 KB |
testcase_05 | AC | 57 ms
30,568 KB |
testcase_06 | AC | 49 ms
18,284 KB |
testcase_07 | AC | 51 ms
18,264 KB |
testcase_08 | AC | 95 ms
8,212 KB |
testcase_09 | AC | 12 ms
6,940 KB |
testcase_10 | AC | 17 ms
6,944 KB |
testcase_11 | AC | 53 ms
15,980 KB |
testcase_12 | AC | 7 ms
6,940 KB |
testcase_13 | AC | 45 ms
13,524 KB |
testcase_14 | AC | 95 ms
7,704 KB |
testcase_15 | AC | 3 ms
6,940 KB |
testcase_16 | AC | 68 ms
6,944 KB |
testcase_17 | AC | 71 ms
6,940 KB |
testcase_18 | AC | 77 ms
6,940 KB |
testcase_19 | AC | 91 ms
7,448 KB |
testcase_20 | AC | 46 ms
6,940 KB |
testcase_21 | AC | 96 ms
7,684 KB |
testcase_22 | AC | 24 ms
6,940 KB |
testcase_23 | AC | 9 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; 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; } /* <url:https://yukicoder.me/problems/no/130> 問題文============================================================ ================================================================= 解説============================================================= ================================================================ */ ll rec(int x,vector<ll>& a){ ll ret = 0; if(x < 0) return ret; vector<ll> l,r; for(int i = 0; i < a.size(); i++){ if((a[i]>>x)&1){ l.push_back(a[i]); }else{ r.push_back(a[i]); } } if(l.empty()){ ret = rec(x-1,r); }else if(r.empty()){ ret = rec(x-1,l); }else{ ret = (1<<x) + min(rec(x-1,l),rec(x-1,r)); } return ret; } ll solve(){ ll res = -1; ll N; cin >> N; vector<ll> a(N); for(auto& in:a) cin >> in; res = rec(32,a); return res; } int main(void) { cin.tie(0); ios_base::sync_with_stdio(false); cout << solve() << endl; return 0; }