Submission #384915

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
384915	2021-04-02 16:16:35	arman_ferdous	Mechanical Doll (IOI18_doll)	C++17	16 / 100	168 ms	12828 KiB

doll

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#include "doll.h"
#include <bits/stdc++.h>
using namespace std;
#define sz(v) (int)v.size()
const int M = 1e5+10; // triggers
vector<int> g[M];
void create_circuit(int m, vector<int> a) {
  a.push_back(0); // to loop back
  int n = a.size(); 
  for(int i = 0; i < n - 1; i++) {
    g[a[i]].push_back(a[i + 1]);
  }
  vector<int> C, X, Y; C.push_back(a[0]); // starting connection
  for(int i = 1; i <= m; i++) {
    assert(sz(g[i]) <= 4);
    if(g[i].empty()) {
      C.push_back(0);
      continue;
    }
    int newswitch = - sz(X) - 1;
    // C.push_back(newswitch);
    if(sz(g[i]) == 1) {
      C.push_back(g[i][0]);
    }
    else if(sz(g[i]) == 2) {
      C.push_back(newswitch);
 
 
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