Submission #1070367

#	Time	Username	Problem	Language	Result	Execution time	Memory
1070367		zsombor	Longest Trip (IOI23_longesttrip)	C++17	25 / 100	15 ms	600 KiB

longesttrip

#include "longesttrip.h"
#include <bits/stdc++.h>
using namespace std;

vector<int> longest_trip(int N, int D) {
    vector<int> a(1, 0);
    vector<int> b(1, 1);
    for (int i = 2; i < N; i++) {
        if (are_connected({a.back()}, {b.back()})) {
            while (b.size()) {
                a.push_back(b.back());
                b.pop_back();
            }
            b.push_back(i);
            continue;
        }
        if (are_connected({a.back()}, {i})) a.push_back(i);
        else b.push_back(i);
    }
    return (a.size() > b.size() ? a : b);
}

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