Submission #978517

#	Time	Username	Problem	Language	Result	Execution time	Memory
978517		mariza	Longest Trip (IOI23_longesttrip)	C++17	5 / 100	6 ms	608 KiB

longesttrip

#include "longesttrip.h"

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

typedef long long ll;

std::vector<int> longest_trip(int N, int D)
{
    vector<int> a, b;
    a.push_back(0);

    for(int i=1; i<N; i++) {
        if(are_connected({i},{a.back()})) {
            a.push_back(i);
        }
        else if(b.empty() || are_connected({i},{b.back()})) {
            b.push_back(i);
        }
        else {
            for(ll j=b.size()-1; j>=0; j--) {
                a.push_back(b[i]);
            }
            b.clear();
        }
    }

    if(a.size()>b.size()) return a;
    else return b;
}

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