Submission #301246

#	Time	Username	Problem	Language	Result	Execution time	Memory
301246		qiangbao	Connecting Supertrees (IOI20_supertrees)	C++14	Compilation error	0 ms	0 KiB

supertrees

#include <iostream>
#include <vector>

#define pb push_back

using namespace std;

int n;

vector<int> plamt;
vector<vector<int> > ans;

void construct(vector<vector<int> > p)
{
    int i;
    
    n=p.size();
    for(i=0;i<n;i++)
        plamt.pb(0);
    for(i=0;i<n;i++)
        ans.pb(plamt);
    
    for(i=2;i<=n;i++)
        ans[0][i-1]=ans[i-1][0]=1;
    
    build(ans);
}

Compilation message (stderr)

supertrees.cpp: In function 'void construct(std::vector<std::vector<int> >)':
supertrees.cpp:26:5: error: 'build' was not declared in this scope
   26 |     build(ans);
      |     ^~~~~