#961523 (C++17(gcc12)) No.2672 Subset Xor Sum

• 問題: No.2672 Subset Xor Sum
• ユーザー: harurun
• 提出日時: 2024-03-18 01:44:37
• 言語: C++17(gcc12) (gcc 12.3.0 + boost 1.87.0)
• 結果: AC
• 実行時間: 119 ms / 2,000 ms
• コード長: 2,374 bytes
• コンパイル時間: 27,765 ms
• コンパイル使用メモリ: 516,400 KB
• 最終ジャッジ日時: 2025-02-20 07:09:28
• ジャッジサーバーID （参考情報）: judge1 / judge2

ファイルパターン	結果
sample	AC * 2
other	AC * 66

ソースコード

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#pragma GCC target("avx2")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#include <iostream>
#include <vector>
#include <algorithm>
#include <deque>
#include <queue>
#include <string>
#include <iomanip>
#include <set>
#include <unordered_set>
#include <map>
#include <unordered_map>
#include <utility>
#include <stack>
#include <random>
#include <complex>
#include <functional>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <math.h>
#include <assert.h>
#if __has_include(<atcoder/all>)
#include <atcoder/all>
using namespace atcoder;
#endif
#if __has_include(<boost/multiprecision/cpp_int.hpp>)
#include <boost/multiprecision/cpp_int.hpp>
using cpp_int=boost::multiprecision::cpp_int;
#endif
#if __has_include(<boost/multiprecision/cpp_dec_float.hpp>)
#include <boost/multiprecision/cpp_dec_float.hpp>
template<unsigned size>using cpp_float=boost::multiprecision::number<boost::multiprecision::cpp_dec_float<size>>;
template<unsigned size>using cpp_double=boost::multiprecision::number<boost::multiprecision::cpp_dec_float<size,long long>>;
#endif
using namespace std;
using ll=long long;
#define read(x) cin>>(x);
#define readll(x) ll (x);cin>>(x);
#define readS(x) string (x);cin>>(x);
#define readvll(x,N) vector<ll> (x)((N));for(int i=0;i<(N);i++){cin>>(x)[i];}
#define rep(i,N) for(ll (i)=0;(i)<(N);(i)++)
#define rep2d(i,j,H,W) for(ll (i)=0;(i)<(H);(i)++)for(ll (j)=0;(j)<(W);j++)
#define is_in(x,y) (0<=(x) && (x)<H && 0<=(y) && (y)<W)
#define yn {cout<<"Yes"<<endl;}else{cout<<"No"<<endl;}
#define double_out(x) fixed << setprecision(x)
template<class T> inline void erase_duplicate(vector<T>& A){sort(A.begin(),A.end());A.erase(unique(A.begin(),A.end()),A.end());}
inline ll powll(ll x,ll n){ll r=1;while(n>0){if(n&1){r*=x;};x*=x;n>>=1;};return r;}
int main(){
  ll N;
  cin>>N;
  vector<ll> A(N);
  ll c=8192,S=0;
  for(ll i=0;i<N;i++){
    cin>>A[i];
    S^=A[i];
  }
  if(N>=5001){
    ll U=0;
    for(ll i:A){
      U^=i;
    }
    if(U==0){
      cout<<"Yes"<<endl;
    }else{
      cout<<"No"<<endl;
    }
  }else{
    vector<ll> dp(c+1,N+1);
    for(ll i=0;i<N;i++){
      vector<ll> dp2=dp;
      dp2[A[i]]=1;
      for(ll j=0;j<c;j++){
        dp2[A[i]^j]=min(dp2[A[i]^j],dp[j]+1);
      }
      swap(dp2,dp);
    }
    if(dp[0]<N && S==0){
      cout<<"Yes"<<endl;
    }else{
      cout<<"No"<<endl;
    }
  }
}
 
 
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