Submission #769115

#	Time	Username	Problem	Language	Result	Execution time	Memory
769115		t6twotwo	카니발 티켓 (IOI20_tickets)	C++17	11 / 100	1 ms	596 KiB

tickets

#include "tickets.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
ll find_maximum(int K, vector<vector<int>> x) {
    int N = x.size();
    int M = x[0].size();
    allocate_tickets(vector(N, vector{0}));
    vector<int> v(N);
    for (int i = 0; i < N; i++) {
        v[i] = x[i][0];
    }
    sort(v.begin(), v.end());
    ll s = 0;
    for (int i = 0; i < N; i++) {
        s += abs(v[N / 2] - v[i]);
    }
    return s;
}

Compilation message (stderr)

tickets.cpp: In function 'll find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:7:9: warning: unused variable 'M' [-Wunused-variable]
    7 |     int M = x[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