Submission #95722

#	Time	Username	Problem	Language	Result	Execution time	Memory
95722		dwsc	Mechanical Doll (IOI18_doll)	C++14	2 / 100	41 ms	3880 KiB

doll

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

void create_circuit(int M, std::vector<int> A) {
    int N = A.size();
    std::vector<int> C(M + 1);
    vector<int> X,Y;
    if (M == 1){
        if (N == 1){
            C[0] = 1;
            C[1] = 0;
        }
        else if (N == 2){
            C[0] = 1;
            C[1] = -1;
            X.push_back(1);
            Y.push_back(0);
        }
        answer(C,X,Y);
        return;
    }
    for (int i = 0; i <= M; i++) C[i] = 1e9;
    int cur = 0;
    int num = 1;
    for (int i = 0; i < N; i++){
        if (C[cur] == 1e9){
            C[cur] = A[i];
        }
        else{
            X.push_back(C[cur]);
            Y.push_back(A[i]);
            C[cur] = -num;
            num++;
        }
        cur = A[i];
    }
    for (int i = 0; i<= M; i++){
        if (C[i] == 1e9) C[i] = 0;
        //cout << C[i] << " ";
    }
    answer(C, X, Y);
}

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