Submission #850145

#	Time	Username	Problem	Language	Result	Execution time	Memory
850145		Rifal	Longest Trip (IOI23_longesttrip)	C++17	15 / 100	6 ms	600 KiB

longesttrip

#include "longesttrip.h"
using namespace std;
#include<bits/stdc++.h>
std::vector<int> longest_trip(int N, int D)
{
    vector<int> ans;
    if(D == 3) {
    for(int i = 0; i < N; i++) {
        ans.push_back(i);
    }
    }
    else if(D == 2) {
        set<int> st;
        deque<int> dq;
        for(int i = 1; i < N; i++) st.insert(i);
        dq.push_back(0);
        if(are_connected({dq.back()}, {1}) == true) {
            dq.push_back(1); st.erase(1);
        }
        else {
            dq.push_back(2); st.erase(2);
        }
        for(auto i : st) {
            if(are_connected({dq.back()}, {i}) == true) {
                dq.push_back(i);
            }
            else {
                dq.push_front(i);
            }
        }
        for(int i = 0; i < dq.size(); i++) {
            ans.push_back(dq[i]);
        }


    }
    else {

    }
    return ans;
}

Compilation message (stderr)

longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:31:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |         for(int i = 0; i < dq.size(); i++) {
      |                        ~~^~~~~~~~~~~

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