Submission #945757

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
945757	2024-03-14 07:23:41	WongChun1234	Rail (IOI14_rail)	C++14	Compilation error	0 ms	0 KiB

rail

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#include<bits/stdc++.h>
#include"rail.h"
using namespace std;
 
const int N=5050;
int dist[N][4],rf,rrf;
vector<pair<int,int>> srt,ans,l,r;
map<int,int> id;
 
void eat(int i,int pos,int ty){
  //cerr<<i<<" at pos "<<pos<<" type "<<ty<<endl;
  ans[i]={pos,ty};
  id[pos]=i;
}
void find_location(int n, int first, int location[], int stype[]) {
  int q=100000050;
  ans.resize(n);
  for (int i=-1000000;i<=1000000;i++) id[i]=5049;
  for (int i=1;i<n;i++){
    dist[i][0]=getDistance(0,i);
    srt.push_back({dist[i][0],i});
  }
  sort(srt.begin(),srt.end());
  rrf=rf=srt[0].second;
  eat(0,0,1);
  eat(rf,srt[0].first,2);
  for (int i=1;i<n;i++){
    if (i==rf) continue;
    dist[i][1]=getDistance(rf,i);
    if (dist[i][1]+dist[rf][0]==dist[i][0]){
 
 
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Compilation message (stderr)

rail.cpp: In function 'void find_location(int, int, int*, int*)':
rail.cpp:16:6: warning: unused variable 'q' [-Wunused-variable]
   16 |  int q=100000050;
      |      ^
/usr/bin/ld: /tmp/cc88Cit3.o: in function `main':
grader.cpp:(.text.startup+0x2d9): undefined reference to `findLocation'
collect2: error: ld returned 1 exit status