Submission #433638

#	Time	Username	Problem	Language	Result	Execution time	Memory
433638		SAAD	Carnival Tickets (IOI20_tickets)	C++17	Compilation error	0 ms	0 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<long long>> x) {
    vector<vector<long long>> x1 = x;
    long long sum = 0 , s = 0 ;
    for (int i = 0; i < x.size(); i++) {
        sum += x[i][0];
        x1[i] = { 0 };
    }
    sum /= x.size();
    for (int i = 0; i < x.size(); i++) {
        s += abs(x[i][0]-sum);
    }
    allocate_tickets(x1);
    return s;
}

Compilation message (stderr)

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<long long int> >)':
tickets.cpp:12:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |     for (int i = 0; i < x.size(); i++) {
      |                     ~~^~~~~~~~~~
tickets.cpp:17:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |     for (int i = 0; i < x.size(); i++) {
      |                     ~~^~~~~~~~~~
tickets.cpp:20:22: error: could not convert 'x1' from 'vector<vector<long long int>>' to 'vector<vector<int>>'
   20 |     allocate_tickets(x1);
      |                      ^~
      |                      |
      |                      vector<vector<long long int>>