Submission #433667

#	Time	Username	Problem	Language	Result	Execution time	Memory
433667		SAAD	Carnival Tickets (IOI20_tickets)	C++17	0 / 100	1 ms	204 KiB

tickets

#include <iostream>
#include <math.h>
#include <algorithm>
#include <vector>
#include <string.h>
#include "tickets.h"
using namespace std;

long long find_maximum(int k, vector<vector<int>> x) {
    vector<vector<int>> x1(x.size()) ;
    long long sum = 0 , s = 0 ;
    for (int i = 0; i < x.size(); i++) {
        sum += x[i][0];
        x1[i].push_back(0);
    }
    sum /= x.size();
    long long mx = 1e9 ;
    for (int j = max(sum-2, 0LL); j < max(sum-2, 0LL) + 3; j++) {
        s = 0;
        for (int i = 0; i < x.size(); i++) {
            s += abs(x[i][0] - sum);
        }
        mx = min(s,mx);
    }
    allocate_tickets(x1);
    return mx;
}

Compilation message (stderr)

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:12:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |     for (int i = 0; i < x.size(); i++) {
      |                     ~~^~~~~~~~~~
tickets.cpp:20:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |         for (int i = 0; i < x.size(); i++) {
      |                         ~~^~~~~~~~~~

• Subtask 1: 0 / 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