Submission #82012

#	Time	Username	Problem	Language	Result	Execution time	Memory
82012		brian1266	Mechanical Doll (IOI18_doll)	C++14	2 / 100	54 ms	3864 KiB

doll

#include "doll.h"
#include <stdio.h>
void create_circuit(int M, std::vector<int> A)
{
    int N = A.size();
    std::vector<int> C(M+ 1);
    std::vector<int> check(M+1);
    int mul=0;
    for(int i=0; i<N; i++)
    {
        if(check[A[i]]!=0)
            mul++;
        check[A[i]]++;
    }
    std::vector<int> X(mul), Y(mul);
    C[0] = A[0];
    int sw=-1;
    for (int i = 1; i < N; ++i)
    {
        if(check[A[i-1]]==1)
            C[A[i-1]]=A[i];
        else if(check[A[i-1]]==2)
        {
            C[A[i-1]]=sw;
            sw--;
            check[A[i-1]]=3;
            X[(-1)*sw-2]=A[i];
        }
        else
        {
            Y[(-1)*sw-2]=A[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