Submission #895147

#	Time	Username	Problem	Language	Result	Execution time	Memory
895147		anton	Rice Hub (IOI11_ricehub)	C++17	100 / 100	15 ms	4596 KiB

ricehub

#include "ricehub.h"

#include<bits/stdc++.h>
using namespace std;
#define ll long long
struct Hull{
  deque<ll> dq;
  ll s;
  
  Hull(){
    s= 0;
  }

  void add(ll pos){
    if(dq.size()>0){
      s += pos-dq[(dq.size())/2];
    }
    dq.push_back(pos);
  }

  void rem(){
    ll pos = dq.front();
    s-= dq[(dq.size())/2] -pos;
    dq.pop_front();
  }
};

int besthub(int R, int L, int X[], long long B){

  Hull my_hull;
  int res= 0;
  for(int i = 0; i<R; i++){
    my_hull.add(X[i]);
    while(my_hull.s>B){
      my_hull.rem();
    }

    if(my_hull.dq.size()>res){
      res=my_hull.dq.size();
    }
  }
  return res;

}

Compilation message (stderr)

ricehub.cpp: In function 'int besthub(int, int, int*, long long int)':
ricehub.cpp:38:25: warning: comparison of integer expressions of different signedness: 'std::deque<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   38 |     if(my_hull.dq.size()>res){
      |        ~~~~~~~~~~~~~~~~~^~~~

• Subtask 1: 17 / 17
• Subtask 2: 25 / 25
• Subtask 3: 26 / 26
• Subtask 4: 32 / 32