Submission #305439

#	Time	Username	Problem	Language	Result	Execution time	Memory
305439		Jarif_Rahman	Carnival Tickets (IOI20_tickets)	C++17	11 / 100	2 ms	768 KiB

tickets

#include "tickets.h"
#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
using namespace std;
typedef long long int ll;
typedef string str;
vector<vector<int>> r;
long long find_maximum(int k, vector<vector<int>>rrrr){
    r = rrrr;
    int n = r.size(), m = r[0].size();
    vector <ll> v;
    for(int i = 0; i < n; i++) v.pb(r[i][0]);
    sort(v.begin(), v.end());
    ll b = (v[n/2] + v[n/2 - 1])/2;
    ll s = 0;
    for(ll x: v) s+=abs(x - b);
    allocate_tickets(vector<vector<int>>(n, vector<int>(1, 0)));
    return s;
}

Compilation message (stderr)

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:12:23: warning: unused variable 'm' [-Wunused-variable]
   12 |     int n = r.size(), m = r[0].size();
      |                       ^

• Subtask 1: 11 / 11
• Subtask 2: 0 / 16
• Subtask 3: 0 / 14
• Subtask 4: 0 / 14
• Subtask 5: 0 / 12
• Subtask 6: 0 / 23
• Subtask 7: 0 / 10