Submission #1049095

# Submission time Handle Problem Language Result Execution time Memory
1049095 2024-08-08T13:19:51 Z nisanduu Fountain Parks (IOI21_parks) C++17
Compilation error
0 ms 0 KB
#include "parks.h"
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
int construct_roads(std::vector<int> x, std::vector<int> y) {
    ll n = x.size();
    vector<pair<int,int>> arr(x,2);
    for(int i=0;i<n;i++){
        arr[i].first = y[i];
        arr[i].second = i;
    }
    sort(arr.begin(),arr.end());
    vector<int> u, v, a, b;
    
    bool f=1;
    for(ll i=0;i<n-1;i++){
        if((arr[i+1].first - arr[i].first) != 2){
            return 0;
        }
        u.push_back(arr[i+1].second);
        v.push_back(arr[i].second);
        a.push_back(2);
        b.push_back((arr[i+1].first+arr[i].first)/2);
    }
    build(u, v, a, b);
    return 1;
}

Compilation message

parks.cpp: In function 'int construct_roads(std::vector<int>, std::vector<int>)':
parks.cpp:8:34: error: no matching function for call to 'std::vector<std::pair<int, int> >::vector(std::vector<int>&, int)'
    8 |     vector<pair<int,int>> arr(x,2);
      |                                  ^
In file included from /usr/include/c++/10/vector:67,
                 from parks.h:1,
                 from parks.cpp:1:
/usr/include/c++/10/bits/stl_vector.h:653:2: note: candidate: 'template<class _InputIterator, class> std::vector<_Tp, _Alloc>::vector(_InputIterator, _InputIterator, const allocator_type&) [with _InputIterator = _InputIterator; <template-parameter-2-2> = <template-parameter-1-2>; _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >]'
  653 |  vector(_InputIterator __first, _InputIterator __last,
      |  ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:653:2: note:   template argument deduction/substitution failed:
parks.cpp:8:34: note:   deduced conflicting types for parameter '_InputIterator' ('std::vector<int>' and 'int')
    8 |     vector<pair<int,int>> arr(x,2);
      |                                  ^
In file included from /usr/include/c++/10/vector:67,
                 from parks.h:1,
                 from parks.cpp:1:
/usr/include/c++/10/bits/stl_vector.h:625:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::initializer_list<_Tp>, const allocator_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >]'
  625 |       vector(initializer_list<value_type> __l,
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:625:43: note:   no known conversion for argument 1 from 'std::vector<int>' to 'std::initializer_list<std::pair<int, int> >'
  625 |       vector(initializer_list<value_type> __l,
      |              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_vector.h:607:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, const allocator_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >]'
  607 |       vector(vector&& __rv, const allocator_type& __m)
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:607:23: note:   no known conversion for argument 1 from 'std::vector<int>' to 'std::vector<std::pair<int, int> >&&'
  607 |       vector(vector&& __rv, const allocator_type& __m)
      |              ~~~~~~~~~^~~~
/usr/include/c++/10/bits/stl_vector.h:589:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, const allocator_type&, std::false_type) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >; std::false_type = std::integral_constant<bool, false>]'
  589 |       vector(vector&& __rv, const allocator_type& __m, false_type)
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:589:7: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/10/bits/stl_vector.h:585:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, const allocator_type&, std::true_type) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >; std::true_type = std::integral_constant<bool, true>]'
  585 |       vector(vector&& __rv, const allocator_type& __m, true_type) noexcept
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:585:7: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/10/bits/stl_vector.h:575:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(const std::vector<_Tp, _Alloc>&, const allocator_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >]'
  575 |       vector(const vector& __x, const allocator_type& __a)
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:575:28: note:   no known conversion for argument 1 from 'std::vector<int>' to 'const std::vector<std::pair<int, int> >&'
  575 |       vector(const vector& __x, const allocator_type& __a)
      |              ~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_vector.h:572:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >]'
  572 |       vector(vector&&) noexcept = default;
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:572:7: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/10/bits/stl_vector.h:553:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(const std::vector<_Tp, _Alloc>&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >]'
  553 |       vector(const vector& __x)
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:553:7: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/10/bits/stl_vector.h:522:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>::size_type, const value_type&, const allocator_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::size_type = long unsigned int; std::vector<_Tp, _Alloc>::value_type = std::pair<int, int>; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >]'
  522 |       vector(size_type __n, const value_type& __value,
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:522:24: note:   no known conversion for argument 1 from 'std::vector<int>' to 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'}
  522 |       vector(size_type __n, const value_type& __value,
      |              ~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_vector.h:510:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>::size_type, const allocator_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::size_type = long unsigned int; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >]'
  510 |       vector(size_type __n, const allocator_type& __a = allocator_type())
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:510:24: note:   no known conversion for argument 1 from 'std::vector<int>' to 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'}
  510 |       vector(size_type __n, const allocator_type& __a = allocator_type())
      |              ~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_vector.h:497:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector(const allocator_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::pair<int, int> >]'
  497 |       vector(const allocator_type& __a) _GLIBCXX_NOEXCEPT
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:497:7: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/10/bits/stl_vector.h:487:7: note: candidate: 'std::vector<_Tp, _Alloc>::vector() [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >]'
  487 |       vector() = default;
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:487:7: note:   candidate expects 0 arguments, 2 provided
parks.cpp:16:10: warning: unused variable 'f' [-Wunused-variable]
   16 |     bool f=1;
      |          ^