제출 #95744

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
95744		dantoh000	Mechanical Doll (IOI18_doll)	C++14	6 / 100	143 ms	11924 KiB

doll

#include <bits/stdc++.h>
using namespace std;
#include "doll.h"

void create_circuit(int M, std::vector<int> A) {
    int N = A.size();
    A.push_back(0);
    std::vector<int> C(M + 1);
    vector<int> nexts[M+1];
    for (int i = 0; i < N; i++){
        nexts[A[i]].push_back(A[i+1]);
    }
    int S = 0;
    for (int i = 1; i <= M; i++){
        if (nexts[i].size() == 1) continue;
        if (nexts[i].size() == 2) S++;
        //else S += 3;
    }
    C[0] = A[0];
    std::vector<int> X(S), Y(S);
    int curswitch = -1;
    for (int i = 1; i <= M; ++i) {
        //printf("%d goes to: ",i);
        //for (auto x : nexts[i]) printf("%d ",x);
        //printf("\n");
        if (nexts[i].size() == 1){
            C[i] = nexts[i][0];
        }
        else if (nexts[i].size() == 2){
            C[i] = curswitch;
            int id = -1*(curswitch--) - 1;
            X[id] = nexts[i][0];
            Y[id] = nexts[i][1];
        }
      }
    //for (auto x : C) printf("%d ",x); printf("\n");
    //for (auto x : X) printf("%d ",x); printf("\n");
    //for (auto x : Y) printf("%d ",x); printf("\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