Submission #979954

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
979954	2024-05-11 17:29:25	vjudge1	Longest Trip (IOI23_longesttrip)	C++17	Compilation error	0 ms	0 KiB

longesttrip

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#include "longesttrip.h"
#include <bits/stdc++.h>
using namespace std;
vector<int> longest_trip(int N, int D){
  vector<int> r(N);
  int j=0;
  r[0]=0;
  for(int i=1;i<N;i++){
    int e1[1]={r[j]},e2[1]={i};
    if(are_connected(e1,e2))j++,r[j]=i;
    else if(i==N-1){
      for(int k=N-1;0<k;k--)r[k]=r[k-1];
      r[0]=i;
    }
    else j++,r[j]=i+1,j++,r[j]=i,i++;
  }
  return r;
}
 
 
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Compilation message (stderr)

longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:11:20: error: could not convert '(int*)(& e1)' from 'int*' to 'std::vector<int>'
   11 |   if(are_connected(e1,e2))j++,r[j]=i;
      |                    ^~
      |                    |
      |                    int*