Submission #483582

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
483582	2021-10-31 02:25:35	ponytail	Mechanical Doll (IOI18_doll)	C++17	6 / 100	63 ms	12440 KiB

doll

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