Submission #475945

#	Time	Username	Problem	Language	Result	Execution time	Memory
475945		kessido	Mechanical Doll (IOI18_doll)	C++17	Compilation error	0 ms	0 KiB

doll

#include "doll.h"
const int UNASSINED = 1'000'000'000;
const int ROOT = 1'000'000'001;

using vi = std::vector<int>;

vi craete_level(const vi& last_level, vi& X, vi& Y, int& S) {
  vi new_level;
  for(size_t i = 0; i < last_level; i++) {
    if(i+1 < last_level.size()) {
      X.push_back(last_level[i]);
      Y.push_back(last_level[i+1]);
      new_level.push_back(-1 * (++S));
    }
  }
  return new_level;
}

int& simulate_untill_next_unassined(int cur_switch, vi& state, vi& X, vi& Y) {
  while(true) {
    int idx = -cur_switch - 1;
    int* ptr = state[idx] ? &X[idx] : &Y[idx];
    int& val = *ptr;
    if(val == UNASSINED) return val;
    assert(val < 0);
    cur_switch = val;
  }
}

void create_circuit(int M, std::vector<int> A) {
  const int N = A.size();
  // create tree with N leefs
  vi X, Y;
  vi last_level(N, UNASSINED);
  int S = 0;
  while(last_level.size() != 1) 
    last_level = create_level(last_level, X, Y, S);
  
  int root = -S;
  for(int i = 0; i < S; i++)
    if(Y[i]==ROOT)
      Y[i] = root;

  vi C(M + 1, root);
  C[0] = A[0]; // first go to A0, and than everyone goes to root.
  vi state(-S);
  for(int i = 1; i < N; i++) {
    int& v = simulate_untill_next_unassined(root, state, X, Y);
    v = A[i];
  }
  int& last_v = simulate_untill_next_unassined(root, state, X, Y);
  last_v = 0;
  for(int i : state) assert(i == 0);
  for(int i : X) assert(i != UNASSINED);
  for(int i : Y) assert(i != UNASSINED);
  assert(X.size() == -S);
  assert(Y.size() == -S);
  answer(C, X, Y);
}

Compilation message (stderr)

doll.cpp: In function 'vi craete_level(const vi&, vi&, vi&, int&)':
doll.cpp:9:23: error: no match for 'operator<' (operand types are 'size_t' {aka 'long unsigned int'} and 'const vi' {aka 'const std::vector<int>'})
    9 |   for(size_t i = 0; i < last_level; i++) {
      |                     ~ ^ ~~~~~~~~~~
      |                     |   |
      |                     |   const vi {aka const std::vector<int>}
      |                     size_t {aka long unsigned int}
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
                 from /usr/include/c++/10/vector:60,
                 from doll.h:3,
                 from doll.cpp:1:
/usr/include/c++/10/bits/stl_pair.h:489:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator<(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)'
  489 |     operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:489:5: note:   template argument deduction/substitution failed:
doll.cpp:9:25: note:   mismatched types 'const std::pair<_T1, _T2>' and 'size_t' {aka 'long unsigned int'}
    9 |   for(size_t i = 0; i < last_level; i++) {
      |                         ^~~~~~~~~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from doll.h:3,
                 from doll.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:366:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)'
  366 |     operator<(const reverse_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:366:5: note:   template argument deduction/substitution failed:
doll.cpp:9:25: note:   mismatched types 'const std::reverse_iterator<_Iterator>' and 'size_t' {aka 'long unsigned int'}
    9 |   for(size_t i = 0; i < last_level; i++) {
      |                         ^~~~~~~~~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from doll.h:3,
                 from doll.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:404:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
  404 |     operator<(const reverse_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:404:5: note:   template argument deduction/substitution failed:
doll.cpp:9:25: note:   mismatched types 'const std::reverse_iterator<_Iterator>' and 'size_t' {aka 'long unsigned int'}
    9 |   for(size_t i = 0; i < last_level; i++) {
      |                         ^~~~~~~~~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from doll.h:3,
                 from doll.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1451:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator<(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
 1451 |     operator<(const move_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1451:5: note:   template argument deduction/substitution failed:
doll.cpp:9:25: note:   mismatched types 'const std::move_iterator<_IteratorL>' and 'size_t' {aka 'long unsigned int'}
    9 |   for(size_t i = 0; i < last_level; i++) {
      |                         ^~~~~~~~~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from doll.h:3,
                 from doll.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1507:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator<(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)'
 1507 |     operator<(const move_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1507:5: note:   template argument deduction/substitution failed:
doll.cpp:9:25: note:   mismatched types 'const std::move_iterator<_IteratorL>' and 'size_t' {aka 'long unsigned int'}
    9 |   for(size_t i = 0; i < last_level; i++) {
      |                         ^~~~~~~~~~
In file included from /usr/include/c++/10/vector:67,
                 from doll.h:3,
                 from doll.cpp:1:
/usr/include/c++/10/bits/stl_vector.h:1930:5: note: candidate: 'template<class _Tp, class _Alloc> bool std::operator<(const std::vector<_Tp, _Alloc>&, const std::vector<_Tp, _Alloc>&)'
 1930 |     operator<(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_vector.h:1930:5: note:   template argument deduction/substitution failed:
doll.cpp:9:25: note:   mismatched types 'const std::vector<_Tp, _Alloc>' and 'size_t' {aka 'long unsigned int'}
    9 |   for(size_t i = 0; i < last_level; i++) {
      |                         ^~~~~~~~~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from doll.h:3,
                 from doll.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1096:5: note: candidate: 'template<class _IteratorL, class _IteratorR, class _Container> bool __gnu_cxx::operator<(const __gnu_cxx::__normal_iterator<_IteratorL, _Container>&, const __gnu_cxx::__normal_iterator<_IteratorR, _Container>&)'
 1096 |     operator<(const __normal_iterator<_IteratorL, _Container>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1096:5: note:   template argument deduction/substitution failed:
doll.cpp:9:25: note:   mismatched types 'const __gnu_cxx::__normal_iterator<_IteratorL, _Container>' and 'size_t' {aka 'long unsigned int'}
    9 |   for(size_t i = 0; i < last_level; i++) {
      |                         ^~~~~~~~~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from doll.h:3,
                 from doll.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1104:5: note: candidate: 'template<class _Iterator, class _Container> bool __gnu_cxx::operator<(const __gnu_cxx::__normal_iterator<_Iterator, _Container>&, const __gnu_cxx::__normal_iterator<_Iterator, _Container>&)'
 1104 |     operator<(const __normal_iterator<_Iterator, _Container>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1104:5: note:   template argument deduction/substitution failed:
doll.cpp:9:25: note:   mismatched types 'const __gnu_cxx::__normal_iterator<_Iterator, _Container>' and 'size_t' {aka 'long unsigned int'}
    9 |   for(size_t i = 0; i < last_level; i++) {
      |                         ^~~~~~~~~~
doll.cpp: In function 'int& simulate_untill_next_unassined(int, vi&, vi&, vi&)':
doll.cpp:25:5: error: 'assert' was not declared in this scope
   25 |     assert(val < 0);
      |     ^~~~~~
doll.cpp:2:1: note: 'assert' is defined in header '<cassert>'; did you forget to '#include <cassert>'?
    1 | #include "doll.h"
  +++ |+#include <cassert>
    2 | const int UNASSINED = 1'000'000'000;
doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:37:18: error: 'create_level' was not declared in this scope; did you mean 'craete_level'?
   37 |     last_level = create_level(last_level, X, Y, S);
      |                  ^~~~~~~~~~~~
      |                  craete_level
doll.cpp:53:22: error: 'assert' was not declared in this scope
   53 |   for(int i : state) assert(i == 0);
      |                      ^~~~~~
doll.cpp:53:22: note: 'assert' is defined in header '<cassert>'; did you forget to '#include <cassert>'?
doll.cpp:54:18: error: 'assert' was not declared in this scope
   54 |   for(int i : X) assert(i != UNASSINED);
      |                  ^~~~~~
doll.cpp:54:18: note: 'assert' is defined in header '<cassert>'; did you forget to '#include <cassert>'?
doll.cpp:55:18: error: 'assert' was not declared in this scope
   55 |   for(int i : Y) assert(i != UNASSINED);
      |                  ^~~~~~
doll.cpp:55:18: note: 'assert' is defined in header '<cassert>'; did you forget to '#include <cassert>'?
doll.cpp:56:19: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   56 |   assert(X.size() == -S);
      |          ~~~~~~~~~^~~~~
doll.cpp:56:3: error: 'assert' was not declared in this scope
   56 |   assert(X.size() == -S);
      |   ^~~~~~
doll.cpp:56:3: note: 'assert' is defined in header '<cassert>'; did you forget to '#include <cassert>'?
doll.cpp:57:19: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   57 |   assert(Y.size() == -S);
      |          ~~~~~~~~~^~~~~