結果

問題 No.2732 Similar Permutations
コンテスト
ユーザー coindarw
提出日時 2024-04-19 23:13:21
言語 C++23
(gcc 13.3.0 + boost 1.87.0)
結果
WA  
実行時間 -
コード長 7,513 bytes
コンパイル時間 5,871 ms
コンパイル使用メモリ 313,336 KB
実行使用メモリ 17,840 KB
最終ジャッジ日時 2024-10-11 17:35:11
合計ジャッジ時間 23,197 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 2
other AC * 98 WA * 3
権限があれば一括ダウンロードができます

ソースコード

diff # 

#include <algorithm>
#ifdef ONLINE_JUDGE
#include <bits/stdc++.h>

#include <atcoder/all>
#else
#include <mylibs/all.h>
#endif

using ll = long long;
using lll = __int128_t;
#define rep(i, n) for (int i = 0, i##_len = (n); i < i##_len; ++i)
#define reps(i, n) for (int i = 1, i##_len = (n); i <= i##_len; ++i)
#define rrep(i, n) for (int i = ((int)(n)-1); i >= 0; --i)
#define rreps(i, n) for (int i = ((int)(n)); i > 0; --i)
#define rep2(i, s, n) for (int i = (s); i < (int)(n); i++)
#define repc2(i, s, n) for (int i = (s); i <= (int)(n); i++)
#define length(v) ((int)(v).size())
constexpr int inf = 2'000'000'000;
constexpr ll linf = 4'000'000'000'000'000'000, M7 = 1'000'000'007, M9 = 998'244'353;
#define all(v) begin(v), end(v)
#define rall(v) rbegin(v), rend(v)
using namespace std;
using namespace atcoder;

// clang-format off
#define Vec(type, ...) __make_vec<type>(__VA_ARGS__)
template <class T> vector<T> __make_vec(size_t a) {return vector<T>(a);}template <class T, class... Ts>
auto __make_vec(size_t a, Ts... ts) {return vector<decltype(__make_vec<T>(ts...))>(a, __make_vec<T>(ts...));}
#define VecI(init, type, ...) __make_vecI<type, init>(__VA_ARGS__)
template <class T, T init>vector<T> __make_vecI(size_t a) {return vector<T>(a, init);}
template <class T, T init, class... Ts>
auto __make_vecI(size_t a, Ts... ts) {return vector<decltype(__make_vecI<T, init>(ts...))>(a, __make_vecI<T, init>(ts...));}

template <typename T, typename U>inline ostream& operator<<(ostream& os, const pair<T, U>& p) noexcept {return os << p.first << " " << p.second;}
inline ostream& operator<<(ostream& os, const modint& m) noexcept { return os << m.val(); }
template <int M>inline ostream& operator<<(ostream& os, const static_modint<M>& m) noexcept { return os << m.val(); }

template <typename T> struct is_static_modint : std::false_type {}; template <int MOD> struct is_static_modint<static_modint<MOD>> : std::true_type {};
template <template <typename...> typename C, typename Number>concept MyContainer = std::is_same_v<C<Number>, std::vector<Number>> || std::is_same_v<C<Number>, std::deque<Number>> || std::is_same_v<C<Number>, std::set<Number>> || std::is_same_v<C<Number>, std::unordered_set<Number>> || std::is_same_v<C<Number>, std::unordered_multiset<Number>> || std::is_same_v<C<Number>, std::multiset<Number>>;
template <typename Number>concept MyNumber = std::is_same_v<Number, int> || std::is_same_v<Number, ll> || std::is_same_v<Number, char> || std::is_same_v<Number, modint> || is_static_modint<Number>::value;
template <template <typename...> typename C, typename Number>concept MyContainerNumber = MyContainer<C, Number> && MyNumber<Number>;
template <template <typename...> typename OutCon, template <typename...> typename InCon, typename Number>concept MyNestedContainerNumber = MyContainer<OutCon, InCon<Number>> && MyContainerNumber<InCon, Number>;
template <template <typename...> typename C, typename Number>requires MyContainerNumber<C, Number>std::ostream& operator<<(std::ostream& os, const C<Number>& t) {auto itr = t.begin();auto end = t.end();if (itr != end) {os << *itr++;for (; itr != end; ++itr) os << ' ' << *itr;}return os;}
template <template <typename...> typename OutCon, template <typename...> typename InCon, typename Number>requires MyNestedContainerNumber<OutCon, InCon, Number>std::ostream& operator<<(std::ostream& os, const OutCon<InCon<Number>>& t) {auto itr = t.begin();auto end = t.end();if (itr != end) {os << *itr++;for (; itr != end; ++itr) os << '\n' << *itr;}return os;}
template <typename T, typename U>istream& operator>>(istream& is, pair<T, U>& p) {return is >> p.first >> p.second;}
template <typename T>istream& operator>>(istream& is, vector<T>& v) {for (auto& e : v) is >> e;return is;}
void inp() {}
template <typename T, typename... Args>void inp(T& a, Args&... args) {cin >> a, inp(args...);}
template <typename T>void inp1(vector<T>& v, int offset = 1, int len = -1) {if (len == -1) len = int(v.size()) - offset;assert(offset >= 0 && len >= 0);for (int i = offset; i < offset + len; ++i) cin >> v[i];}
template <typename T>void oup(const T& a) {cout << a << "\n";}
template <typename T, typename... Args>void oup(const T& a, const Args&... args) {cout << a << " ", oup(args...);}

inline string YESNO(bool cond) { return cond ? "YES" : "NO"; }inline string yesno(bool cond) { return cond ? "yes" : "no"; }inline string YesNo(bool cond) { return cond ? "Yes" : "No"; }
inline auto add1(auto vec, ll offset = 1) {for (auto& e : vec) e += offset;return vec;}
#ifdef ONLINE_JUDGE
#define debug(...)
#else
#define debug(...) cerr << "<" << #__VA_ARGS__ << ">: ", debug_out(__VA_ARGS__)
template <typename T>void debug_out(T t) {cerr << t << "\n";}
template <typename T, typename... Args>void debug_out(T t, Args... args) {cerr << t << ", ";debug_out(args...);}
#endif

#ifdef ONLINE_JUDGE
#define todo(...) static_assert(false)
#else
#define todo(...)
#endif
// clang-format on

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int n;
    inp(n);
    vector<int> a(n);
    inp(a);

    int mx = *max_element(all(a));
    {
        vector<vector<int>> idx = vector<vector<int>>(mx + 1, vector<int>());
        rep(i, n) idx[a[i]].push_back(i);
        int x = -1;
        rep(i, mx + 1) {
            if (idx[i].size() >= 2) {
                x = i;
                break;
            }
        }
        debug(x);
        if (x != -1) {
            reps(i, n) cout << i << " ";
            cout << "\n";
            int c = 0;
            rep(i, n) {
                if (a[i] == x) {
                    cout << idx[x][idx[x].size() - (++c)] + 1 << " ";
                } else {
                    cout << i + 1 << " ";
                }
            }
            cout << "\n";
            return 0;
        }
    }

    {
        using P = pair<int, int>;
        vector<P> hatonosu(1e6, {-1, -1});
        int all_xor = 0;
        rep(i, n) all_xor ^= a[i] + i + 1;

        rep(i, n) rep2(j, i + 1, n) {
            int x = a[i] + i + 1;
            int y = a[j] + j + 1;
            int xx = all_xor ^ x ^ y;
            int nx = a[i] + j + 1;
            int ny = a[j] + i + 1;
            xx ^= nx ^ ny;
            if (hatonosu[xx] != P{-1, -1}) {
                vector<int> v(n);
                vector<int> ans1, ans2;
                iota(all(v), 0);
                auto [x, y] = hatonosu[xx];
                swap(v[x], v[y]);
                ans1 = v;
                iota(all(v), 0);
                swap(v[i], v[j]);
                ans2 = v;

                int x1 = 0, x2 = 0;
                rep(i, n) x1 ^= a[ans1[i]] + i + 1;
                rep(i, n) x2 ^= a[ans2[i]] + i + 1;
                if (x1 != x2) continue;
                oup(add1(ans1));
                oup(add1(ans2));
                return 0;
            }
            hatonosu[xx] = {i, j};
        }
    }

    vector<vector<int>> hatonosu = vector<vector<int>>(5e5, vector<int>());
    int m = min(n, 10);
    vector<int> ans(m);
    iota(all(ans), 0);
    do {
        int ax = 0;
        rep(i, m) ax ^= a[ans[i]] + i + 1;
        if (hatonosu.at(ax).empty()) {
            hatonosu.at(ax) = ans;
        } else {
            auto ans2 = hatonosu.at(ax);
            rep2(i, m, n) {
                ans.push_back(i);
                ans2.push_back(i);
            }
            oup(add1(ans));
            oup(add1(ans2));
            return 0;
        }
    } while (next_permutation(all(ans)));
    oup(-1);
    return 0;
}
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