제출 #286197

#제출 시각아이디문제언어결과실행 시간메모리
286197kartelMechanical Doll (IOI18_doll)C++14
0 / 100
1070 ms204 KiB
#include <bits/stdc++.h>
//#include "grader.cpp"
#include "doll.h"
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
#define in(x) freopen(x, "r", stdin)
#define out(x) freopen(x, "w", stdout)
//#pragma GCC optimize("unroll-loops")
//#pragma GCC optimize("-O3")
//#pragma GCC optimize("Ofast")
//#pragma GCC optimize("fast-math")
//#pragma GCC optimize("no-stack-protector")
#define F first
#define S second
#define pb push_back
#define N +100500
//#define M ll(1e9 + 7)
#define sz(x) (int)x.size()
#define re return
#define oo ll(1e9)
#define el '\n'
#define Max_A int(1e9)
//#define el endl
#define pii pair <int, int>
#define piii pair <int, pair <int, int> >
#define psi pair <string, int>
#define err ld(1e-9)
#define Max_S int(3e6)
#define last(x) (x).back()
#define all(x) (x).begin(), (x).end()
#define allr(x) (x).rbegin(), (x).rend()
#define arr_all(x, n) (x + 1), (x + 1 + n)
#define vi vector<int>
using namespace std;
//using namespace __gnu_pbds;
//typedef tree <int, null_type, less_equal <int> , rb_tree_tag, tree_order_statistics_node_update> ordered_set;
typedef long long ll;
typedef long double ld;

map <int, int> mrk, state;

void create_circuit(int M, vector<int> A)
{
    vi X, Y, C;
    vi g[M + 1];
    int i;
    int n = sz(A);

    C.resize(M + 1);

    for (i = 0; i < sz(A) - 1; i++)
        g[A[i]].pb(A[i + 1]);

    i = 1;
    while (i < n && A[i] == A[i - 1])
        i++;

    if (i == n)
    {
        if (sz(A) == 2)
        {
            C[A[0]] = -1;
            X.pb(1);
            Y.pb(0);
        }
        else if (sz(A) == 4)
        {
            C[A[0]] = -1;
            X.pb(-2); X.pb(1); X.pb(1);
            Y.pb(-3); Y.pb(1); Y.pb(0);
        }
        else
        if (sz(A) == 1)
            A[1] = C[0];
            else
            {
                C[A[0]] = -1;
                X.pb(1);
                Y.pb(-2);
                X.pb(-1);
                Y.pb(0);
//                X.pb(1);
//                Y.pb(0);
            }
        C[0] = A[0];
        answer(C, X, Y);
        return;
    }
    A.pb(0);
    g[A[n - 1]].pb(0);

    for (i = 1; i <= M; i++)
    {
        if (!sz(g[i]))
            continue;

        if (sz(g[i]) == 1)
            C[i] = last(g[i]);
        else
        {
            vi now;
            C[i] = -(sz(X) + 1);

            int id = sz(X) + 2;

            now.pb(id - 1);

            int cnt = 1;
            while (cnt < sz(g[i]))
            {
                vi nnow;
                int nn = sz(X) + sz(now);

//                cerr << nn << el;

                X.resize(nn);
                Y.resize(nn);

                cnt *= 2;
                for (auto x : now)
                    {
                        X[x] = -id;
                        Y[x] = -(id + 1);

                        nnow.pb(id++);
                        nnow.pb(id++);
                    }

                now = nnow;
            }

//            for (auto x : now)
//                cerr << x << el;

            int nn = sz(X) + sz(now);
//            cerr << nn << el;

            X.resize(nn);
            Y.resize(nn);

            mrk.clear();
            state.clear();
            for (auto x : now)
                mrk[x] = 1;

            int j = 0, ps;
            while (j < sz(g[i]))
            {
                ps = -C[i];

                while (!mrk[ps])
                {
                    state[ps] ^= 1;
                    if (state[ps])
                         ps = -X[ps];
                    else ps = -Y[ps];
                }
                if (!state[ps])
                    X[ps] = g[i][j];
                else Y[ps] = g[i][j];

                state[ps] ^= 1;
                j++;
            }


            for (auto ps : now)
                if (Y[ps] == 0)
            {
                Y[ps] = -ps;
                swap(X[ps], Y[ps]);
            }
        }
    }

    C[0] = A[0];

    for (auto x : C)
        cout << x << " ";
    cout << el;

    for (auto x : X)
        cout << x << " ";
    cout << el;

    for (auto x : Y)
        cout << x << " ";
    cout << el;

    answer(C, X, Y);
}

//int main()
//{
//    srand(time(0));
//    cout.precision(3);
//    cout << fixed;
//    ios_base::sync_with_stdio(0);
//    iostream::sync_with_stdio(0);
//    ios::sync_with_stdio(0);
//    cin.tie(NULL);
//    cout.tie(NULL);
//
//
////    in("input.txt");
////    out("output.txt");
//
//
//}
/*
4 4
0110
0000
1101
1100
*/
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