Submission #498167

#	Time	Username	Problem	Language	Result	Execution time	Memory
498167		dxz05	자동 인형 (IOI18_doll)	C++14	6 / 100	68 ms	13828 KiB

doll

#include "doll.h"
#include <bits/stdc++.h>

using namespace std;

void create_circuit(int M, vector<int> A) {
    A.push_back(0);
    int N = A.size();
    vector<int> C(M + 1, 0);
    vector<int> X, Y;

    vector<int> pos[M + 1];

    for (int i = 0; i < N; i++){
        pos[A[i]].push_back(i);
    }

    int S = 0;

    C[0] = A[0];
    for (int i = 0; i < N; i++){
        if (pos[A[i]].size() == 1){
            C[A[i]] = A[(i + 1) % N];
        } else {
            if (pos[A[i]][0] == i){
                S++;
                X.push_back(0);
                Y.push_back(0);
                C[A[i]] = -S;
                X[S - 1] = A[(i + 1) % N];
                Y[S - 1] = A[(pos[A[i]][1] + 1) % N];
            }
        }
    }

    answer(C, X, Y);
}

• Subtask 1: 2 / 2
• Subtask 2: 4 / 4
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 18
• Subtask 6: 0 / 56