Submission #1063969

#	Time	Username	Problem	Language	Result	Execution time	Memory
1063969		amirhoseinfar1385	Longest Trip (IOI23_longesttrip)	C++17	15 / 100	7 ms	440 KiB

longesttrip

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

std::vector<int> longest_trip(int N, int D)
{
    if(D==3){
        vector<int>ret;
        for(int i=0;i<N;i++){
           ret.push_back(i);
        }
        return ret;
    }else if(D==2){
        deque<int>dq;
        int now=0;
        if(are_connected({0},{1})){
            dq.push_back(0);
            dq.push_back(1);
            now=2;
        }else{
            dq.push_back(0);
            dq.push_back(2);
            dq.push_back(1);
            now=3;
        }
        for(;now<N;now++){
            if(are_connected({dq.front()},{now})){
                dq.push_front(now);
            }else{
                dq.push_back(now);
            }
        }
        vector<int>ret;
        for(auto x:dq){
            ret.push_back(x);
        }
        return ret;
    }
    return {};
}

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