Submission #1289653

#	Time	Username	Problem	Language	Result	Execution time	Memory
1289653		bilgun	Carnival Tickets (IOI20_tickets)	C++20	Compilation error	0 ms	0 KiB

tickets

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

long long find_maximum(int k, vector<vector<int>> vec){
    long long n = vec.size(), m = vec[0].size();
    vector<vector<long long>> ans(n);
    vector<long long> col;
    long long count = 0, s = 0;
    for( int i = 0; i < n; i++){
        ans[i].push_back(0);
        col.push_back(vec[i][0]);
    }
    sort(col.begin(), col.end());
    long long mid = col[n/2];
    for( int i = 0; i < n; i++){
        s += abs(vec[i][0] - mid);
    }
    allocate_tickets(ans);
    return s;
}
// int main(){
    
//     vector<vector<int>> v={
//         {1},
//         {5},
//         // {3, 6},
//         // {2, 7}
//     };
    
//     cout << find_maximum(1, v);
// }

Compilation message (stderr)

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:19:22: error: could not convert 'ans' from 'vector<vector<long long int>>' to 'vector<vector<int>>'
   19 |     allocate_tickets(ans);
      |                      ^~~
      |                      |
      |                      vector<vector<long long int>>