Submission #1004679

#	Time	Username	Problem	Language	Result	Execution time	Memory
1004679		hacizadal	Rice Hub (IOI11_ricehub)	C++17	0 / 100	25 ms	3028 KiB

ricehub

#include "ricehub.h"
#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
#define ll long long
#define pll pair<ll, ll>

int besthub(int n, int l, int a[], long long b)
{
    // 0 1 2 3 4 5
    ll x = 0;
    if (n%2==0){
        x = a[n/2] + a[n/2-1];
        x /= 2;
    }
    else {
        x = a[n/2];
    }
    vector<ll>v;
    for (ll i = 0; i<n; i++){
        v.push_back(abs(x-a[i]));
    }
    sort(v.begin(), v.end());
    ll sum = 0, cnt = 0;
    for (ll j = 0; j<v.size(); j++){
        sum += v[j];
        cnt++;
        if (sum > b){
            cnt--;
            break;
        }
    }
    return cnt;
}

Compilation message (stderr)

ricehub.cpp: In function 'int besthub(int, int, int*, long long int)':
ricehub.cpp:25:21: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |     for (ll j = 0; j<v.size(); j++){
      |                    ~^~~~~~~~~

• Subtask 1: 0 / 17
• Subtask 2: 0 / 25
• Subtask 3: 0 / 26
• Subtask 4: 0 / 32