Submission #846787

#	Time	Username	Problem	Language	Result	Execution time	Memory
846787		ogkostya	Beech Tree (IOI23_beechtree)	C++17	Compilation error	0 ms	0 KiB

beechtree

#include "beechtree.h"

std::vector<int> beechtree(int N, int M, std::vector<int> P, std::vector<int> C)
{
    std::vector<int> ans{  };
    ans.push_back(1);
    bool sub2 = true;
    for (int i = N - 2; i >= 0; i--)
    {
        sub2 &= P[i] == i-1 && C[i] == C[N - 1];
        ans.push_back(sub2 ? 1 : 0);
    }

    std::reverse(ans.begin(), ans.end());
    return ans;
}

Compilation message (stderr)

beechtree.cpp: In function 'std::vector<int> beechtree(int, int, std::vector<int>, std::vector<int>)':
beechtree.cpp:14:10: error: 'reverse' is not a member of 'std'
   14 |     std::reverse(ans.begin(), ans.end());
      |          ^~~~~~~