제출 #483582

#제출 시각아이디문제언어결과실행 시간메모리
483582ponytail자동 인형 (IOI18_doll)C++17
6 / 100
63 ms12440 KiB
#include "doll.h"
#include <vector>
#include <cstdio>
#include <cstdlib>
#include <bits/stdc++.h>
using namespace std;

void create_circuit(int M, std::vector<int> A) {
    vector<int> C(M+1);
    vector<int> X, Y;
    int N = A.size();
    C[0] = A[0];
    vector<int> all[M+1];
    for(int i=0; i<N; i++) all[A[i]].push_back(i);
    for(int i=1; i<=M; i++) {
        if(all[i].size() == 1) {
            C[i] = (all[i][0] == N-1 ? 0 : A[all[i][0] + 1]);
        }
        else if(all[i].size() == 2) {
            C[i] = -X.size() - 1;
            X.push_back((all[i][0] == N-1 ? 0 : A[all[i][0] + 1]));
            Y.push_back((all[i][1] == N-1 ? 0 : A[all[i][1] + 1]));
        }
    }
    answer(C, X, Y);
}
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