Submission #887118

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
887118	2023-12-13T19:49:11 Z	Username_taken12	Longest Trip (IOI23_longesttrip)	C++17	Compilation error	0 ms	0 KB

longesttrip

#include "longesttrip.h"
#include <bits/stdc++.h>
using namespace std;

vector<int> longest_trip(int N, int D){
vector<int> out;
for(int i=0; i<N; i++)
out.push_back(0);
if(D==3){

for(int i=0; i<N; i++)
out[i]=i;
return out;
}
if(D==2){

int pnt=1;
out[0]=0;
while(pnt<N){
vector<int> a;
a.push_back(pnt-1);
vector<int> b;
b.push_back(pnt);
bool connect = are_connected(a,b);
if(connect){
out[pnt]=pnt;
pnt++;
}
else if(pnt==N-1){

out[pnt]=pnt+1;
out[pnt+1]=pnt;
pnt++; pnt++;
}
else{
out.pop_back();
out.push_front(N-1);

pnt++
}
}
return out;
}
if(D==1){

return out;
}
return out;
}

/*int main() {
vector<int> a;
a=longest_trip(5, 3);
for(int i=0; i<5; i++)
cout<<a[i]<<" ";

}*/

Compilation message

longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:37:5: error: 'class std::vector<int>' has no member named 'push_front'
   37 | out.push_front(N-1);
      |     ^~~~~~~~~~
longesttrip.cpp:39:6: error: expected ';' before '}' token
   39 | pnt++
      |      ^
      |      ;
   40 | }
      | ~