Submission #728649

#	Time	Username	Problem	Language	Result	Execution time	Memory
728649		vjudge1	Cave (IOI13_cave)	C++17	Compilation error	0 ms	0 KiB

cave

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

//#define N '\n';
#define VI <vector <int>>
#define VVI <vector <vector <int>>>  

void exploreCave(int N){
    vector <int> el (N, 0) ;
    int lastAns = -2;
    int i = -1;
    while(lastAns != -1){
        if(i != -1){
            el[i] = 1;
        }
        lastAns = tryCombination(el);
        i = lastAns;
    }
    vector <int >d[i](N);
    for(int i = 0; i < N; i++){
        d[i] = i;
    }
    answer(el, d);
}

Compilation message (stderr)

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:17:34: error: cannot convert 'std::vector<int>' to 'int*'
   17 |         lastAns = tryCombination(el);
      |                                  ^~
      |                                  |
      |                                  std::vector<int>
In file included from cave.cpp:1:
cave.h:8:24: note:   initializing argument 1 of 'int tryCombination(int*)'
    8 | int tryCombination(int S[]);
      |                    ~~~~^~~
cave.cpp:20:23: error: array must be initialized with a brace-enclosed initializer
   20 |     vector <int >d[i](N);
      |                       ^
cave.cpp:22:16: error: no match for 'operator=' (operand types are 'std::vector<int>' and 'int')
   22 |         d[i] = i;
      |                ^
In file included from /usr/include/c++/10/vector:72,
                 from /usr/include/c++/10/functional:62,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from cave.cpp:2:
/usr/include/c++/10/bits/vector.tcc:198:5: note: candidate: 'std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(const std::vector<_Tp, _Alloc>&) [with _Tp = int; _Alloc = std::allocator<int>]'
  198 |     vector<_Tp, _Alloc>::
      |     ^~~~~~~~~~~~~~~~~~~
/usr/include/c++/10/bits/vector.tcc:199:42: note:   no known conversion for argument 1 from 'int' to 'const std::vector<int>&'
  199 |     operator=(const vector<_Tp, _Alloc>& __x)
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
In file included from /usr/include/c++/10/vector:67,
                 from /usr/include/c++/10/functional:62,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from cave.cpp:2:
/usr/include/c++/10/bits/stl_vector.h:709:7: note: candidate: 'std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::vector<_Tp, _Alloc>&&) [with _Tp = int; _Alloc = std::allocator<int>]'
  709 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_vector.h:709:26: note:   no known conversion for argument 1 from 'int' to 'std::vector<int>&&'
  709 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |                 ~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_vector.h:730:7: note: candidate: 'std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::initializer_list<_Tp>) [with _Tp = int; _Alloc = std::allocator<int>]'
  730 |       operator=(initializer_list<value_type> __l)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_vector.h:730:46: note:   no known conversion for argument 1 from 'int' to 'std::initializer_list<int>'
  730 |       operator=(initializer_list<value_type> __l)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
cave.cpp:24:12: error: cannot convert 'std::vector<int>' to 'int*'
   24 |     answer(el, d);
      |            ^~
      |            |
      |            std::vector<int>
In file included from cave.cpp:1:
cave.h:9:17: note:   initializing argument 1 of 'void answer(int*, int*)'
    9 | void answer(int S[], int D[]);
      |             ~~~~^~~