Submission #304587

#	Time	Username	Problem	Language	Result	Execution time	Memory
304587		hieppgga	Rice Hub (IOI11_ricehub)	C++14	Compilation error	0 ms	0 KiB

ricehub

#include<bits/stdc++.h>
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define int long long
using namespace std;
int n,l,k,a[100004],sum[100004],ans;
bool solve(int flag,int res)
{
    int rig=flag+res;
    if(sum[flag+res]-sum[flag]-a[flag]*res+res*a[flag]-(sum[flag-1]-sum[flag-res-1])<=k) return true;
    return false;
}
signed main()
{
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cin>>n>>l>>k;
  for(int i=1;i<=n;i++) cin>>a[i];
  sort(a+1,a+n+1);
  for(int i=1;i<=n;i++) sum[i]=sum[i-1]+a[i];
  for(int i=1;i<=n;i++)
  {
     int l=0,r=min(i-1,n-i),mid;
     while(l<=r)
     {
         mid=(l+r)/2;
         if(solve(i,mid)) l=mid+1;
         else r=mid-1;
     }
     ans=max(ans,2*r+1);
  }
  cout<<ans;
}

Compilation message (stderr)

ricehub.cpp: In function 'bool solve(long long int, long long int)':
ricehub.cpp:11:9: warning: unused variable 'rig' [-Wunused-variable]
   11 |     int rig=flag+res;
      |         ^~~
/tmp/ccnmvAfO.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccWwuONw.o:ricehub.cpp:(.text.startup+0x0): first defined here
/tmp/ccnmvAfO.o: In function `main':
grader.cpp:(.text.startup+0x9a): undefined reference to `besthub(int, int, int*, long long)'
collect2: error: ld returned 1 exit status