Submission #397237

#	Time	Username	Problem	Language	Result	Execution time	Memory
397237		ruadhan	Connecting Supertrees (IOI20_supertrees)	C++17	Compilation error	0 ms	0 KiB

supertrees

#include <bits/stdc++.h>

using namespace std;

int construct(vector<vector<int>> p)
{
    int n = p.size();
    vector<vector<int>> b(n, vector<int>(n));
    for (int i = 1; i < n; i++)
        b[0][i] = 1, b[i][0] = 1;
    build(b);
    return 1;
}

int main()
{
    return 0;
}

Compilation message (stderr)

supertrees.cpp: In function 'int construct(std::vector<std::vector<int> >)':
supertrees.cpp:11:5: error: 'build' was not declared in this scope
   11 |     build(b);
      |     ^~~~~