Submission #954995

#TimeUsernameProblemLanguageResultExecution timeMemory
954995n3rm1nNautilus (BOI19_nautilus)C++17
Compilation error
0 ms0 KiB
#include<bits/stdc++.h> #define endl '\n' using namespace std; typedef long long ll; const int MAXN = 505, MAXCELL = 3e5+10; void speed() { ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr); } int n, m, t; int a[MAXN][MAXN]; string operations; bitset < MAXCELL > taken; void read() { cin >> n >> m >> t; char s; for (int i = 1; i <= n; ++ i) { for (int j = 1; j <= m; ++ j) { cin >> s; if(s == '#') { a[i][j] = 1; taken[(i-1) * m + j] = 1; } } } cin >> operations; } /// bitset < MAXCELL > ans; bitset < MAXCELL > bs; void go_south() { bitset < int > vs; bs = (bs | (bs << m); bs = (bs ^ (vs & taken)); } void go_north() { bitset < int > vs; bs = (bs | (bs >> m); bs = (bs ^ (vs & taken)); } void go_east() { bitset < int > vs; bs = (bs | (bs << 1); bs = (bs ^ (vs & taken)); } void go_west() { bitset < int > vs; bs = (bs | (bs >> 1); bs = (bs ^ (vs & taken)); } void solve_starter(int x) { bitset < MAXCELL > vs; bs = vs; bs[x] = 1; if(taken[x])return; for (int i = 0; i < operations.size(); ++ i) { if(operations[i] == 'N')go_north(); else if(operations[i] == 'S')go_south(); else if(operations[i] == 'W')go_west(); else go_east(); } ans = (ans | bs); } void solve() { for (int i = 1; i <= n*m; ++ i) { solve_starter(i); } cout << ans.count() << endl; } int main() { speed(); read(); solve(); return 0; }

Compilation message (stderr)

nautilus.cpp: In function 'void go_south()':
nautilus.cpp:47:18: error: type/value mismatch at argument 1 in template parameter list for 'template<long unsigned int _Nb> class std::bitset'
   47 |     bitset < int > vs;
      |                  ^
nautilus.cpp:47:18: note:   expected a constant of type 'long unsigned int', got 'int'
nautilus.cpp:48:25: error: expected ')' before ';' token
   48 |     bs = (bs | (bs << m);
      |          ~              ^
      |                         )
nautilus.cpp:49:20: error: no match for 'operator&' (operand types are 'int' and 'std::bitset<300010>')
   49 |     bs = (bs ^ (vs & taken));
      |                 ~~ ^ ~~~~~
      |                 |    |
      |                 int  std::bitset<300010>
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:45,
                 from nautilus.cpp:1:
/usr/include/c++/10/cstddef:138:3: note: candidate: 'constexpr std::byte std::operator&(std::byte, std::byte)'
  138 |   operator&(byte __l, byte __r) noexcept
      |   ^~~~~~~~
/usr/include/c++/10/cstddef:138:18: note:   no known conversion for argument 1 from 'int' to 'std::byte'
  138 |   operator&(byte __l, byte __r) noexcept
      |             ~~~~~^~~
In file included from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from nautilus.cpp:1:
/usr/include/c++/10/bits/ios_base.h:83:3: note: candidate: 'constexpr std::_Ios_Fmtflags std::operator&(std::_Ios_Fmtflags, std::_Ios_Fmtflags)'
   83 |   operator&(_Ios_Fmtflags __a, _Ios_Fmtflags __b)
      |   ^~~~~~~~
/usr/include/c++/10/bits/ios_base.h:83:46: note:   no known conversion for argument 2 from 'std::bitset<300010>' to 'std::_Ios_Fmtflags'
   83 |   operator&(_Ios_Fmtflags __a, _Ios_Fmtflags __b)
      |                                ~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/ios_base.h:125:3: note: candidate: 'constexpr std::_Ios_Openmode std::operator&(std::_Ios_Openmode, std::_Ios_Openmode)'
  125 |   operator&(_Ios_Openmode __a, _Ios_Openmode __b)
      |   ^~~~~~~~
/usr/include/c++/10/bits/ios_base.h:125:46: note:   no known conversion for argument 2 from 'std::bitset<300010>' to 'std::_Ios_Openmode'
  125 |   operator&(_Ios_Openmode __a, _Ios_Openmode __b)
      |                                ~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/ios_base.h:165:3: note: candidate: 'constexpr std::_Ios_Iostate std::operator&(std::_Ios_Iostate, std::_Ios_Iostate)'
  165 |   operator&(_Ios_Iostate __a, _Ios_Iostate __b)
      |   ^~~~~~~~
/usr/include/c++/10/bits/ios_base.h:165:44: note:   no known conversion for argument 2 from 'std::bitset<300010>' to 'std::_Ios_Iostate'
  165 |   operator&(_Ios_Iostate __a, _Ios_Iostate __b)
      |                               ~~~~~~~~~~~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:66,
                 from nautilus.cpp:1:
/usr/include/c++/10/bitset:1435:5: note: candidate: 'template<long unsigned int _Nb> std::bitset<_Nb> std::operator&(const std::bitset<_Nb>&, const std::bitset<_Nb>&)'
 1435 |     operator&(const bitset<_Nb>& __x, const bitset<_Nb>& __y) _GLIBCXX_NOEXCEPT
      |     ^~~~~~~~
/usr/include/c++/10/bitset:1435:5: note:   template argument deduction/substitution failed:
nautilus.cpp:49:22: note:   mismatched types 'const std::bitset<_Nb>' and 'int'
   49 |     bs = (bs ^ (vs & taken));
      |                      ^~~~~
In file included from /usr/include/c++/10/bits/shared_ptr_atomic.h:33,
                 from /usr/include/c++/10/memory:85,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:82,
                 from nautilus.cpp:1:
/usr/include/c++/10/bits/atomic_base.h:100:3: note: candidate: 'constexpr std::memory_order std::operator&(std::memory_order, std::__memory_order_modifier)'
  100 |   operator&(memory_order __m, __memory_order_modifier __mod)
      |   ^~~~~~~~
/usr/include/c++/10/bits/atomic_base.h:100:55: note:   no known conversion for argument 2 from 'std::bitset<300010>' to 'std::__memory_order_modifier'
  100 |   operator&(memory_order __m, __memory_order_modifier __mod)
      |                               ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /usr/include/c++/10/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from nautilus.cpp:1:
/usr/include/c++/10/bits/valarray_after.h:411:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__bitwise_and, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__bitwise_and, typename _Dom1::value_type>::result_type> std::operator&(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::_Expr<_Dom2, typename _Dom2::value_type>&)'
  411 |     _DEFINE_EXPR_BINARY_OPERATOR(&, __bitwise_and)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/10/bits/valarray_after.h:411:5: note:   template argument deduction/substitution failed:
nautilus.cpp:49:22: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
   49 |     bs = (bs ^ (vs & taken));
      |                      ^~~~~
In file included from /usr/include/c++/10/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from nautilus.cpp:1:
/usr/include/c++/10/bits/valarray_after.h:411:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__bitwise_and, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__bitwise_and, typename _Dom1::value_type>::result_type> std::operator&(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
  411 |     _DEFINE_EXPR_BINARY_OPERATOR(&, __bitwise_and)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/10/bits/valarray_after.h:411:5: note:   template argument deduction/substitution failed:
nautilus.cpp:49:22: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
   49 |     bs = (bs ^ (vs & taken));
      |                      ^~~~~
In file included from /usr/include/c++/10/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from nautilus.cpp:1:
/usr/include/c++/10/bits/valarray_after.h:411:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__bitwise_and, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__bitwise_and, typename _Dom1::value_type>::result_type> std::operator&(const typename _Dom::value_type&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)'
  411 |     _DEFINE_EXPR_BINARY_OPERATOR(&, __bitwise_and)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/10/bits/valarray_after.h:411:5: note:   template argument deduction/substitution failed:
nautilus.cpp:49:22: note:   'std::bitset<300010>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
   49 |     bs = (bs ^ (vs & taken));
      |                      ^~~~~
In file included from /usr/include/c++/10/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from nautilus.cpp:1:
/usr/include/c++/10/bits/valarray_after.h:411:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__bitwise_and, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__bitwise_and, typename _Dom1::value_type>::result_type> std::operator&(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::valarray<typename _Dom::value_type>&)'
  411 |     _DEFINE_EXPR_BINARY_OPERATOR(&, __bitwise_and)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/10/bits/valarray_after.h:411:5: note:   template argument deduction/substitution failed:
nautilus.cpp:49:22: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
   49 |     bs = (bs ^ (vs & taken));
      |                      ^~~~~
In file included from /usr/include/c++/10/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from nautilus.cpp:1:
/usr/include/c++/10/bits/valarray_after.h:411:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__bitwise_and, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__bitwise_and, typename _Dom1::value_type>::result_type> std::operator&(const std::valarray<typename _Dom::value_type>&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)'
  411 |     _DEFINE_EXPR_BINARY_OPERATOR(&, __bitwise_and)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/10/bits/valarray_after.h:411:5: note:   template argument deduction/substitution failed:
nautilus.cpp:49:22: note:   'std::bitset<300010>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
   49 |     bs = (bs ^ (vs & taken));
      |                      ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from nautilus.cpp:1:
/usr/include/c++/10/valarray:1191:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__bitwise_and, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__bitwise_and, _Tp>::result_type> std::operator&(const std::valarray<_Tp>&, const std::valarray<_Tp>&)'
 1191 | _DEFINE_BINARY_OPERATOR(&, __bitwise_and)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/10/valarray:1191:1: note:   template argument deduction/substitution failed:
nautilus.cpp:49:22: note:   mismatched types 'const std::valarray<_Tp>' and 'int'
   49 |     bs = (bs ^ (vs & taken));
      |                      ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from nautilus.cpp:1:
/usr/include/c++/10/valarray:1191:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__bitwise_and, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__bitwise_and, _Tp>::result_type> std::operator&(const std::valarray<_Tp>&, const typename std::valarray<_Tp>::value_type&)'
 1191 | _DEFINE_BINARY_OPERATOR(&, __bitwise_and)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/10/valarray:1191:1: note:   template argument deduction/substitution failed:
nautilus.cpp:49:22: note:   mismatched types 'const std::valarray<_Tp>' and 'int'
   49 |     bs = (bs ^ (vs & taken));
      |                      ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from nautilus.cpp:1:
/usr/include/c++/10/valarray:1191:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__bitwise_and, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__bitwise_and, _Tp>::result_type> std::operator&(const typename std::valarray<_Tp>::value_type&, const std::valarray<_Tp>&)'
 1191 | _DEFINE_BINARY_OPERATOR(&, __bitwise_and)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/10/valarray:1191:1: note:   template argument deduction/substitution failed:
nautilus.cpp:49:22: note:   'std::bitset<300010>' is not derived from 'const std::valarray<_Tp>'
   49 |     bs = (bs ^ (vs & taken));
      |                      ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:105,
                 from nautilus.cpp:1:
/usr/include/c++/10/future:143:20: note: candidate: 'constexpr std::launch std::operator&(std::launch, std::launch)'
  143 |   constexpr launch operator&(launch __x, launch __y)
      |                    ^~~~~~~~
/usr/include/c++/10/future:143:37: note:   no known conversion for argument 1 from 'int' to 'std::launch'
  143 |   constexpr launch operator&(launch __x, launch __y)
      |                              ~~~~~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:127,
                 from nautilus.cpp:1:
/usr/include/c++/10/charconv:668:3: note: candidate: 'constexpr std::chars_format std::operator&(std::chars_format, std::chars_format)'
  668 |   operator&(chars_format __lhs, chars_format __rhs) noexcept
      |   ^~~~~~~~
/usr/include/c++/10/charconv:668:26: note:   no known conversion for argument 1 from 'int' to 'std::chars_format'
  668 |   operator&(chars_format __lhs, chars_format __rhs) noexcept
      |             ~~~~~~~~~~~~~^~~~~
nautilus.cpp: In function 'void go_north()':
nautilus.cpp:54:18: error: type/value mismatch at argument 1 in template parameter list for 'template<long unsigned int _Nb> class std::bitset'
   54 |     bitset < int > vs;
      |                  ^
nautilus.cpp:54:18: note:   expected a constant of type 'long unsigned int', got 'int'
nautilus.cpp:55:25: error: expected ')' before ';' token
   55 |     bs = (bs | (bs >> m);
      |          ~              ^
      |                         )
nautilus.cpp:56:20: error: no match for 'operator&' (operand types are 'int' and 'std::bitset<300010>')
   56 |     bs = (bs ^ (vs & taken));
      |                 ~~ ^ ~~~~~
      |                 |    |
      |                 int  std::bitset<300010>
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:45,
                 from nautilus.cpp:1:
/usr/include/c++/10/cstddef:138:3: note: candidate: 'constexpr std::byte std::operator&(std::byte, std::byte)'
  138 |   operator&(byte __l, byte __r) noexcept
      |   ^~~~~~~~
/usr/include/c++/10/cstddef:138:18: note:   no known conversion for argument 1 from 'int' to 'std::byte'
  138 |   operator&(byte __l, byte __r) noexcept
      |             ~~~~~^~~
In file included from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from nautilus.cpp:1:
/usr/include/c++/10/bits/ios_base.h:83:3: note: candidate: 'constexpr std::_Ios_Fmtflags std::operator&(std::_Ios_Fmtflags, std::_Ios_Fmtflags)'
   83 |   operator&(_Ios_Fmtflags __a, _Ios_Fmtflags __b)
      |   ^~~~~~~~
/usr/include/c++/10/bits/ios_base.h:83:46: note:   no known conversion for argument 2 from 'std::bitset<300010>' to 'std::_Ios_Fmtflags'
   83 |   operator&(_Ios_Fmtflags __a, _Ios_Fmtflags __b)
      |                                ~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/ios_base.h:125:3: note: candidate: 'constexpr std::_Ios_Openmode std::operator&(std::_Ios_Openmode, std::_Ios_Openmode)'
  125 |   operator&(_Ios_Openmode __a, _Ios_Openmode __b)
      |   ^~~~~~~~
/usr/include/c++/10/bits/ios_base.h:125:46: note:   no known conversion for argument 2 from 'std::bitset<300010>' to 'std::_Ios_Openmode'
  125 |   operator&(_Ios_Openmode __a, _Ios_Openmode __b)
      |                                ~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/ios_base.h:165:3: note: candidate: 'constexpr std::_Ios_Iostate std::operator&(std::_Ios_Iostate, std::_Ios_Iostate)'
  165 |   operator&(_Ios_Iostate __a, _Ios_Iostate __b)
      |   ^~~~~~~~
/usr/include/c++/10/bits/ios_base.h:165:44: note:   no known conversion for argument 2 from 'std::bitset<300010>' to 'std::_Ios_Iostate'
  165 |   operator&(_Ios_Iostate __a, _Ios_Iostate __b)
      |                               ~~~~~~~~~~~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:66,
                 from nautilus.cpp:1:
/usr/include/c++/10/bitset:1435:5: note: candidate: 'template<long unsigned int _Nb> std::bitset<_Nb> std::operator&(const std::bitset<_Nb>&, const std::bitset<_Nb>&)'
 1435 |     operator&(const bitset<_Nb>& __x, const bitset<_Nb>& __y) _GLIBCXX_NOEXCEPT
      |     ^~~~~~~~
/usr/include/c++/10/bitset:1435:5: note:   template argument deduction/substitution failed:
nautilus.cpp:56:22: note:   mismatched types 'const std::bitset<_Nb>' and 'int'
   56 |     bs = (bs ^ (vs & taken));
      |                      ^~~~~
In file included from /usr/include/c++/10/bits/shared_ptr_atomic.h:33,
                 from /usr/include/c++/10/memory:85,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:82,
                 from nautilus.cpp:1:
/usr/include/c++/10/bits/atomic_base.h:100:3: note: candidate: 'constexpr std::memory_order std::operator&(std::memory_order, std::__memory_order_modifier)'
  100 |   operator&(memory_order __m, __memory_order_modifier __mod)
      |   ^~~~~~~~
/usr/include/c++/10/bits/atomic_base.h:100:55: note:   no known conversion for argument 2 from 'std::bitset<300010>' to 'std::__memory_order_modifier'
  100 |   operator&(memory_order __m, __memory_order_modifier __mod)
      |                               ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /usr/include/c++/10/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from nautilus.cpp:1:
/usr/include/c++/10/bits/valarray_after.h:411:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__bitwise_and, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__bitwise_and, typename _Dom1::value_type>::result_type> std::operator&(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::_Expr<_Dom2, typename _Dom2::value_type>&)'
  411 |     _DEFINE_EXPR_BINARY_OPERATOR(&, __bitwise_and)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/10/bits/valarray_after.h:411:5: note:   template argument deduction/substitution failed:
nautilus.cpp:56:22: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
   56 |     bs = (bs ^ (vs & taken));
      |                      ^~~~~
In file included from /usr/include/c++/10/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from nautilus.cpp:1:
/usr/include/c++/10/bits/valarray_after.h:411:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__bitwise_and, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__bitwise_and, typename _Dom1::value_type>::result_type> std::operator&(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
  411 |     _DEFINE_EXPR_BINARY_OPERATOR(&, __bitwise_and)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/10/bits/valarray_after.h:411:5: note:   template argument deduction/substitution failed:
/var/local/lib/isolate/438