Submission #1315003

#	Time	Username	Problem	Language	Result	Execution time	Memory
1315003		PlayVoltz	Longest Trip (IOI23_longesttrip)	C++20	Compilation error	0 ms	0 KiB

longesttrip

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

#define pb push_back
#define mp make_pair
#define pii pair<int, int>
#define fi first
#define se second

vector<int> longest_trip(int n, int d){
	if (d==3){
		vector<int> ans;
		for (int i=0; i<n; ++i)ans.pb(i);
		return ans;
	}
	else if (d==2){
		deque<int> ans(1, 0);
		int done=1;
		if (are_connected({0}, {1}))ans.pb(1);
		else ans.pb(2), done=2;
		for (int i=1; i<n; ++i)if (i!=done){
			if (are_connected({i}, {ans.back()}))ans.pb(i);
			else ans.push_front(i);
		}
		return ans;
	}
}

Compilation message (stderr)

longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:26:24: error: could not convert 'ans' from 'std::deque<int>' to 'std::vector<int>'
   26 |                 return ans;
      |                        ^~~
      |                        |
      |                        std::deque<int>