Submission #405123

#	Time	Username	Problem	Language	Result	Execution time	Memory
405123		ly20	Carnival Tickets (IOI20_tickets)	C++17	11 / 100	2 ms	716 KiB

tickets

#include "tickets.h"
#include <bits/stdc++.h>
using namespace std;

const int MAXN = 1512;
int resp[MAXN];
long long find_maximum(int k, vector<vector<int>> x) {
	int n = x.size();
	int m = x[0].size();
	vector <int> d1;
	for(int i = 0; i < n; i++) {
        d1.push_back(x[i][0]);
	}
	sort(d1.begin(), d1.end());
	long long md = d1[n/2];
	long long resp = 0;
	for(int i = 0; i < n; i++) {
        if(d1[i] < md) resp += md - d1[i];
        else resp += d1[i] - md;
	}
	vector <vector <int> > answer;
	vector <int> temp;
	for(int i = 0; i < n; i++) {
        temp.push_back(0);
        answer.push_back(temp);
        temp.clear();
	}
	//answer.push_back(temp);
	allocate_tickets(answer);
	return resp;
}

Compilation message (stderr)

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:9:6: warning: unused variable 'm' [-Wunused-variable]
    9 |  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