Submission #1124131

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
11241312024-12-05 06:49:22epicci23Carnival Tickets (IOI20_tickets)C++17
Compilation error
0 ms0 KiB
#include "tickets.h"
#include "bits/stdc++.h"
using namespace std;
long long find_maximum(int k, vector<vector<int>> x) {
long long n = x.size(),m = x[0].size(),tot = 0;
vector<vector<int>> ans(n,vector<int>(m,-1));
priority_queue<array<long long,2>> pq;
vector<long long> p(n,1);
for(int i=0;i<n;i++) pq.push({x[i][k-p[i]]+x[i][m-p[i]],i});
for(int i=0;i<k*n/2;i++){
array<long long,2> u = pq.top();
pq.pop();
tot += u[0];
long long ind = u[1];
p[ind]++;
pq.push({x[ind][k-p[ind]]+x[ind][m-p[ind]],ind});
}
vector<long long> lf(n);
for(int i=0;i<n;i++) lf[i]=p[i]-1;
array<long long,2> tag[n];
for(int i=0;i<n;i++) tag[i]={0,0};
for(int i=0;i<k;i++){
vector<array<long long,2>> v;
for(int j=0;j<n;j++) v.push_back({lf[j],j});
sort(v.begin(),v.end());
 
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Compilation message (stderr)

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:47:12: error: 'all' was not declared in this scope; did you mean 'std::filesystem::perms::all'?
   47 |       sort(all(vals));
      |            ^~~
      |            std::filesystem::perms::all
In file included from /usr/include/c++/11/filesystem:44,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:129,
                 from tickets.cpp:2:
/usr/include/c++/11/bits/fs_fwd.h:154:7: note: 'std::filesystem::perms::all' declared here
  154 |       all               =  0777,
      |       ^~~