Submission #413273

#	Time	Username	Problem	Language	Result	Execution time	Memory
413273		schse	Mechanical Doll (IOI18_doll)	C++17	6 / 100	94 ms	11552 KiB

doll

#include "doll.h"
#ifndef EVAL
#include "grader.cpp"
#endif
#include <bits/stdc++.h>
using namespace std;

struct node
{
  vector<int> out;
};

void create_circuit(int M, std::vector<int> A)
{
  int N = A.size();
  vector<node> g(M + 1);
  vector<int> C(M + 1), X, Y;
  fill(C.begin(), C.end(), 0);
  C[0] = A[0];
  g[0].out.push_back(A[0]);

  for (int i = 1; i < N; i++)
  {
    g[A[i - 1]].out.push_back(A[i]);
  }
  g[A[N - 1]].out.push_back(0);

  for (int i = 0; i < M + 1; i++)
  {
    if (g[i].out.size() == 0)
      C[i] = 0;
    else if (g[i].out.size() == 1)
      C[i] = g[i].out[0];
    else if (g[i].out.size() == 2)
    {
      X.push_back(g[i].out[0]);
      Y.push_back(g[i].out[1]);
      C[i] = X.size() * -1;
    }
    else
      assert(0);
  }
  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