Submission #609392

#	Time	Username	Problem	Language	Result	Execution time	Memory
609392		AmirElarbi	Mechanical Doll (IOI18_doll)	C++14	6 / 100	77 ms	11072 KiB

doll

#include <bits/stdc++.h>
#define vi vector<int>
#define ve vector
#define ll long long
#define vf vector<float>
#define vll vector<pair<ll,ll>>
#define ii pair<int,int>
#define pll pair<ll,ll>
#define vvi vector<vi>
#define vii vector<ii>
#define gii greater<ii>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define INF 2e9+5
#define eps 1e-7
#define eps1 1e-25
#define optimise ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define MAX_A 1e3+5
#define V 450
using namespace std;
const int MOD = 1e9;
const int nax = 2e5+5;
#include "doll.h"
void create_circuit(int m, vi a) {
    int n = a.size();
    vvi adj(m+1);
    vi c(m+1);
    vi x, y;
    int par = 0;
    for (int i = 0; i < n; ++i) {
        adj[par].pb(a[i]);
        par = a[i];
    }
    adj[par].pb(0);
    int swtch= 0;
    for (int i = 0; i <= m; ++i)
    {
        if(adj[i].size() == 0){
            c[i] = 0;
        } else if(adj[i].size() == 1){
            c[i] = adj[i][0];
        } else if(adj[i].size() == 2){
            c[i] = -swtch-1;
            x.pb(adj[i][0]);
            y.pb(adj[i][1]);
            swtch++;
        } else if(adj[i].size() == 3){
            c[i] = -swtch-1;
            //main switch 1
            x.pb(-swtch-2);
            y.pb(adj[i][1]);
            //secondary switch 1
            x.pb(adj[i][0]);
            y.pb(adj[i][2]);
            //secondary switch 2
            swtch += 2;
        } else {
            c[i] = -swtch-1;
            //main switch 1
            x.pb(-swtch-2);
            y.pb(-swtch-3);
            //secondary switch 1
            x.pb(adj[i][0]);
            y.pb(adj[i][2]);
            //secondary switch 2
            x.pb(adj[i][1]);
            y.pb(adj[i][3]);
            swtch += 3;
        }
    }
    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