#960001 (C++23) No.2672 Subset Xor Sum

• 問題: No.2672 Subset Xor Sum
• ユーザー: 遭難者
• 提出日時: 2024-03-15 21:40:04
• 言語: C++23 (gcc 13.3.0 + boost 1.87.0)
• 結果: AC
• 実行時間: 36 ms / 2,000 ms
• コード長: 2,190 bytes
• コンパイル時間: 6,183 ms
• コンパイル使用メモリ: 343,044 KB
• 実行使用メモリ: 6,820 KB
• 最終ジャッジ日時: 2024-09-30 04:15:59
• 合計ジャッジ時間: 8,327 ms
• ジャッジサーバーID （参考情報）: judge4 / judge1

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,unroll-loops")
#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < n; i++)
#define per(i, n) for (int i = n - 1; i >= 0; i--)
#define ALL(a) a.begin(), a.end()
using namespace std;
#if __has_include(<atcoder/all>)
#include <atcoder/all>
using mint = atcoder::modint998244353;
istream &operator>>(istream &is, mint &a)
{
    int t;
    is >> t;
    a = t;
    return is;
}
ostream &operator<<(ostream &os, mint a)
{
    return os << a.val();
}
#endif
typedef long double ldouble;
#undef long
#define long long long
#define vec vector
template <typename T>
ostream &operator<<(ostream &os, vector<T> &a)
{
    const int n = a.size();
    rep(i, n)
    {
        os << a[i];
        if (i + 1 != n)
            os << " ";
    }
    return os;
}
template <typename T, size_t n>
ostream &operator<<(ostream &os, array<T, n> &a)
{
    rep(i, n) os << a[i] << " \n"[i + 1 == n];
    return os;
}
template <typename T>
istream &operator>>(istream &is, vector<T> &a)
{
    for (T &i : a)
        is >> i;
    return is;
}
template <typename T, typename S>
bool chmin(T &x, S y)
{
    if (x > (T)y)
    {
        x = (T)y;
        return true;
    }
    return false;
}
template <typename T, typename S>
bool chmax(T &x, S y)
{
    if (x < (T)y)
    {
        x = (T)y;
        return true;
    }
    return false;
}
template <typename T>
void operator++(vector<T> &a)
{
    for (T &i : a)
        ++i;
}
template <typename T>
void operator--(vector<T> &a)
{
    for (T &i : a)
        --i;
}
template <typename T>
void operator++(vector<T> &a, int)
{
    for (T &i : a)
        i++;
}
template <typename T>
void operator--(vector<T> &a, int)
{
    for (T &i : a)
        i--;
}
#undef endl
#define endl '\n'
void solve()
{
    int n;
    cin >> n;
    vec<int> a(n - 1);
    cin >> a;
    int x = 0;
    for (int i : a)
        x ^= i;
    int y;
    cin >> y;
    if (x != y)
    {
        cout << "No" << endl;
        return;
    }
    constexpr int inf = 1 << 13;
    vec<bool> d(inf);
    d[0] = true;
    for (int i : a)
    {
        if (d[i])
        {
            cout << "Yes" << endl;
            return;
        }
        rep(j, inf) if (d[j]) d[j ^ i] = 1;
    }
    cout << "No" << endl;
}
int main()
{
    // srand((unsigned)time(NULL));
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    // cout << fixed << setprecision(40);
    int t = 1;
    // cin >> t;
    while (t--)
        solve();
    return 0;
}
 
 
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