Submission #841294

#	Time	Username	Problem	Language	Result	Execution time	Memory
841294		Stavab	Longest Trip (IOI23_longesttrip)	C++17	Compilation error	0 ms	0 KiB

longesttrip

#include "longesttrip.h"

std::vector<int> longest_trip(int N, int D)
{
    std::vector<int> solution;
    int node = 0;

    while(node < N - 1)
    {
        solution.push_back(node);
        if(are_connected({node}, {node + 1}))
        {
            solution.push_back(node + 1);
            node++;
        }
        else if(node != N - 2)
        {
            solution.push_back(node + 2);
            solution.push_back(node + 1);
            node += 2;
        }
        else
        {
            solution.push_front(N - 1);
            node++;
        }
    }
}

Compilation message (stderr)

longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:24:22: error: 'class std::vector<int>' has no member named 'push_front'
   24 |             solution.push_front(N - 1);
      |                      ^~~~~~~~~~
longesttrip.cpp:28:1: warning: no return statement in function returning non-void [-Wreturn-type]
   28 | }
      | ^