Submission #1358275

#	Time	Username	Problem	Language	Result	Execution time	Memory
1358275		12345678	Longest Trip (IOI23_longesttrip)	C++17	25 / 100	3 ms	440 KiB

longesttrip

#include "longesttrip.h"
#include <bits/stdc++.h>

using namespace std;

std::vector<int> longest_trip(int N, int D)
{
    vector<int> d[2];
    d[0]={0}, d[1]={1};
    for (int i=2; i<N; i++)
    {
        if (are_connected(vector<int> {d[0].back()}, vector<int> {i})) d[0].push_back(i);
        else if (are_connected(vector<int> {d[1].back()}, vector<int> {i})) d[1].push_back(i);
        else
        {
            while (!d[1].empty()) d[0].push_back(d[1].back()), d[1].pop_back();
            d[1].push_back(i);
        }
    }
    if (d[0].size()>d[1].size()) return d[0];
    else return d[1];
}

• Subtask 0: 0 / 0
• Subtask 1: 0 / 5
• Subtask 2: 0 / 10
• Subtask 3: 25 / 25
• Subtask 4: 0 / 60