Submission #1028916

#	Time	Username	Problem	Language	Result	Execution time	Memory
1028916		Mr_Husanboy	가장 긴 여행 (IOI23_longesttrip)	C++17	15 / 100	8 ms	600 KiB

longesttrip

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

using namespace std;

#define ll long long
#define ff first
#define ss second
#define all(a) (a).begin(), (a).end()

template<typename T>
int len(T &a){return a.size();}


int ask(int a, int b){
    return are_connected({a}, {b});
}


vector<int> longest_trip(int n, int d)
{
    deque<int> cur = {0};
    vector<int> done(n, 0);
    done[0] = 1;
    for(int i = 1; i < n; i ++){
        if(ask(cur[0], i)){
            cur.push_back(i);
            done[i] = 1;
            break;
        }
    }
    for(int i = 0; i < n; i ++){
        if(done[i]) continue;
        if(ask(cur[0], i)){
            cur.push_front(i);
        }else cur.push_back(i);
    }
    vector<int> res;
    for(auto u : cur) res.push_back(u);
    return res;      
}

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