Submission #101785

#	Time	Username	Problem	Language	Result	Execution time	Memory
101785		daniel920712	Mechanical Doll (IOI18_doll)	C++14	0 / 100	38 ms	2496 KiB

doll

#include "doll.h"
#include <vector>
#include <stdio.h>
using namespace std;
int con[1000005]={0};
int This[1000005]={0};
vector < int > C,X,Y;
void create_circuit(int M, vector < int > A)
{
    X.push_back(0);
    Y.push_back(0);
    int N=A.size(),now=1,i;
    C.push_back(A[0]);
    for(i=1;i<=M;i++) C.push_back(i);
    for(i=0;i<N;i++) con[A[i]]++;
    A.push_back(0);
    for(i=0;i<M;i++)
    {
        if(con[A[i]]==1) C[A[i]]=A[i+1];
        else
        {
            if(This[A[i]]==0)
            {
                C[A[i]]=-(now+1);
                now++;
                X.push_back(A[i+1]);
                Y.push_back(A[i+1]);
            }
            else
            {

                Y[-C[A[i]]-1]=A[i+1];
                //printf("%d %d %d %d\n",i,A[i+1],);
            }
            This[A[i]]++;

        }
    }
    /*for(auto i:C) printf("%d ",i);
    printf("\n");
    for(i=1;i<now;i++) printf("%d %d\n",X[i],Y[i]);*/
    //printf("\n");
    answer(C,X,Y);

}

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