제출 #394778

#제출 시각아이디문제언어결과실행 시간메모리
394778Nima_Naderi포탈들 (BOI14_portals)C++14
컴파일 에러
0 ms0 KiB
/In the name of GOD #include<bits/stdc++.h> using namespace std; //typedef long long ll; typedef int ll; const ll MXN = 1e6 + 5; const ll MXK = 1e3 + 5; const ll INF = 1e9; ll n, m; ll gin[MXN], Q[MXN], dis[MXN], nxt[4][MXN]; string s[MXK]; vector<ll> adj[MXN], lvl[MXN]; vector<pair<ll, ll>> G[MXN]; vector<pair<ll, ll>> dir = {{0, 1}, {1, 0}, {0, -1}, {-1, 0}}; bool wall[4][MXN], vis[MXN]; inline ll Id(ll i, ll j){ return i * m + j + 1; } inline bool check(ll x, ll y){ return (0 <= x && x < n && 0 <= y && y < m); } void BFS0(){ ll L = 0, R = -1; for(int i = 1; i <= n * m; i ++){ if(!gin[i]) vis[i] = 1, Q[++ R] = i; } while(L < R){ ll u = Q[L ++]; for(auto v : adj[u]){ if(!vis[v]){ gin[v] = gin[u] + 1; Q[++ R] = v; vis[v] = 1; } } } } ll DIJ(ll src, ll snk){ memset(vis, 0, sizeof vis); memset(dis, 31, sizeof dis); dis[src] = 0; lvl[0].push_back(src); for(int d = 0; d < MXN; d ++){ for(auto u : lvl[d]){ if(vis[u]) continue; if(u == snk) return d; vis[u] = 1; for(auto Pr : G[u]){ ll v, w; tie(v, w) = Pr; if(!vis[v] && w + d < dis[v]){ dis[v] = w + d; lvl[dis[v]].push_back(v); } } } } return -1; } int main(){ ios::sync_with_stdio(0);cin.tie(0); cout.tie(0); cin >> n >> m; ll src, snk; for(int i = 0; i < n; i ++) cin >> s[i]; for(int i = 0; i < n; i ++){ for(int j = 0; j < m; j ++){ ll u = Id(i, j); gin[u] = INF; if(s[i][j] == '#') continue; if(s[i][j] == 'S') src = Id(i, j); if(s[i][j] == 'C') snk = Id(i, j); for(int d = 0; d < 4; d ++){ ll ip = i + dir[d].first, jp = j + dir[d].second; if(!check(ip, jp) || s[ip][jp] == '#') wall[d][u] = 1, gin[u] = 0; else adj[u].push_back(Id(ip, jp)); } } } for(int i = 0; i < n; i ++){ for(int j = 0; j < m; j ++){ if(s[i][j] == '#') continue; ll u = Id(i, j); nxt[2][u] = (wall[2][u] ? u : nxt[2][Id(i, j - 1)]); } for(int j = m - 1; ~j; j --){ if(s[i][j] == '#') continue; ll u = Id(i, j); nxt[0][u] = (wall[0][u] ? u : nxt[0][Id(i, j + 1)]); } } for(int j = 0; j < m; j ++){ for(int i = 0; i < n; i ++){ if(s[i][j] == '#') continue; ll u = Id(i, j); nxt[3][u] = (wall[3][u] ? u : nxt[3][Id(i - 1, j)]); } for(int i = n - 1; ~i; i --){ if(s[i][j] == '#') continue; ll u = Id(i, j); nxt[1][u] = (wall[1][u] ? u : nxt[1][Id(i + 1, j)]); } } BFS0(); for(int i = 0; i < n; i ++){ for(int j = 0; j < m; j ++){ ll u = Id(i, j), v; for(int d = 0; d < 4; d ++){ v = nxt[d][u]; if(v != u && v != Id(i + dir[d].first, j + dir[d].second)) G[u].push_back({v, gin[u] + 1}); } for(auto v : adj[u]){ G[u].push_back({v, 1}); } } } cout << DIJ(src, snk) << '\n'; return 0; } // N.N_2004 // THIS IS THE PAYOFF

컴파일 시 표준 에러 (stderr) 메시지

portals.cpp:1:1: error: expected unqualified-id before '/' token
    1 | /In the name of GOD
      | ^
In file included from /usr/include/c++/9/cmath:43,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from portals.cpp:2:
/usr/include/c++/9/ext/type_traits.h:162:35: error: 'bool __gnu_cxx::__is_null_pointer' redeclared as different kind of entity
  162 |   __is_null_pointer(std::nullptr_t)
      |                                   ^
/usr/include/c++/9/ext/type_traits.h:157:5: note: previous declaration 'template<class _Type> bool __gnu_cxx::__is_null_pointer(_Type)'
  157 |     __is_null_pointer(_Type)
      |     ^~~~~~~~~~~~~~~~~
/usr/include/c++/9/ext/type_traits.h:162:26: error: 'nullptr_t' is not a member of 'std'
  162 |   __is_null_pointer(std::nullptr_t)
      |                          ^~~~~~~~~
In file included from /usr/include/c++/9/bits/exception_ptr.h:40,
                 from /usr/include/c++/9/exception:143,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/new:125:50: error: declaration of 'operator new' as non-function
  125 | _GLIBCXX_NODISCARD void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc)
      |                                                  ^
/usr/include/c++/9/new:125:44: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
  125 | _GLIBCXX_NODISCARD void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc)
      |                                            ^~~~~~
In file included from /usr/include/stdlib.h:31,
                 from /usr/include/c++/9/bits/std_abs.h:38,
                 from /usr/include/c++/9/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from portals.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here
  209 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
In file included from /usr/include/c++/9/bits/exception_ptr.h:40,
                 from /usr/include/c++/9/exception:143,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/new:126:41: error: attributes after parenthesized initializer ignored [-fpermissive]
  126 |   __attribute__((__externally_visible__));
      |                                         ^
/usr/include/c++/9/new:127:52: error: declaration of 'operator new []' as non-function
  127 | _GLIBCXX_NODISCARD void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc)
      |                                                    ^
/usr/include/c++/9/new:127:46: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
  127 | _GLIBCXX_NODISCARD void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc)
      |                                              ^~~~~~
In file included from /usr/include/stdlib.h:31,
                 from /usr/include/c++/9/bits/std_abs.h:38,
                 from /usr/include/c++/9/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from portals.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here
  209 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
In file included from /usr/include/c++/9/bits/exception_ptr.h:40,
                 from /usr/include/c++/9/exception:143,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/new:128:41: error: attributes after parenthesized initializer ignored [-fpermissive]
  128 |   __attribute__((__externally_visible__));
      |                                         ^
/usr/include/c++/9/new:134:34: error: 'std::size_t' has not been declared
  134 | void operator delete(void*, std::size_t) _GLIBCXX_USE_NOEXCEPT
      |                                  ^~~~~~
/usr/include/c++/9/new:136:36: error: 'std::size_t' has not been declared
  136 | void operator delete[](void*, std::size_t) _GLIBCXX_USE_NOEXCEPT
      |                                    ^~~~~~
/usr/include/c++/9/new:139:44: error: declaration of 'operator new' as non-function
  139 | _GLIBCXX_NODISCARD void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
      |                                            ^~~~~~
/usr/include/c++/9/new:139:44: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
In file included from /usr/include/stdlib.h:31,
                 from /usr/include/c++/9/bits/std_abs.h:38,
                 from /usr/include/c++/9/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from portals.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here
  209 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
In file included from /usr/include/c++/9/bits/exception_ptr.h:40,
                 from /usr/include/c++/9/exception:143,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/new:139:52: error: expected primary-expression before 'const'
  139 | _GLIBCXX_NODISCARD void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
      |                                                    ^~~~~
/usr/include/c++/9/new:141:46: error: declaration of 'operator new []' as non-function
  141 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
      |                                              ^~~~~~
/usr/include/c++/9/new:141:46: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
In file included from /usr/include/stdlib.h:31,
                 from /usr/include/c++/9/bits/std_abs.h:38,
                 from /usr/include/c++/9/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from portals.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here
  209 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
In file included from /usr/include/c++/9/bits/exception_ptr.h:40,
                 from /usr/include/c++/9/exception:143,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/new:141:54: error: expected primary-expression before 'const'
  141 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
      |                                                      ^~~~~
/usr/include/c++/9/new:173:51: error: declaration of 'operator new' as non-function
  173 | _GLIBCXX_NODISCARD inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
      |                                                   ^~~~~~
/usr/include/c++/9/new:173:51: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
In file included from /usr/include/stdlib.h:31,
                 from /usr/include/c++/9/bits/std_abs.h:38,
                 from /usr/include/c++/9/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from portals.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here
  209 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
In file included from /usr/include/c++/9/bits/exception_ptr.h:40,
                 from /usr/include/c++/9/exception:143,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/new:173:59: error: expected primary-expression before 'void'
  173 | _GLIBCXX_NODISCARD inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
      |                                                           ^~~~
/usr/include/c++/9/new:175:53: error: declaration of 'operator new []' as non-function
  175 | _GLIBCXX_NODISCARD inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
      |                                                     ^~~~~~
/usr/include/c++/9/new:175:53: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
In file included from /usr/include/stdlib.h:31,
                 from /usr/include/c++/9/bits/std_abs.h:38,
                 from /usr/include/c++/9/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from portals.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here
  209 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
In file included from /usr/include/c++/9/bits/exception_ptr.h:40,
                 from /usr/include/c++/9/exception:143,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/new:175:61: error: expected primary-expression before 'void'
  175 | _GLIBCXX_NODISCARD inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
      |                                                             ^~~~
In file included from /usr/include/c++/9/bits/move.h:55,
                 from /usr/include/c++/9/bits/nested_exception.h:40,
                 from /usr/include/c++/9/exception:144,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/type_traits:361:31: error: 'std::size_t' has not been declared
  361 |   template<typename _Tp, std::size_t _Size>
      |                               ^~~~~~
/usr/include/c++/9/type_traits:362:25: error: '_Size' was not declared in this scope
  362 |     struct is_array<_Tp[_Size]>
      |                         ^~~~~
/usr/include/c++/9/type_traits:362:31: error: template argument 1 is invalid
  362 |     struct is_array<_Tp[_Size]>
      |                               ^
/usr/include/c++/9/type_traits:560:42: error: 'nullptr_t' is not a member of 'std'; did you mean 'nullptr_t'?
  560 |     struct __is_null_pointer_helper<std::nullptr_t>
      |                                          ^~~~~~~~~
In file included from /usr/include/c++/9/cstddef:50,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:45,
                 from portals.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:433:29: note: 'nullptr_t' declared here
  433 |   typedef decltype(nullptr) nullptr_t;
      |                             ^~~~~~~~~
In file included from /usr/include/c++/9/bits/move.h:55,
                 from /usr/include/c++/9/bits/nested_exception.h:40,
                 from /usr/include/c++/9/exception:144,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/type_traits:560:42: error: 'nullptr_t' is not a member of 'std'; did you mean 'nullptr_t'?
  560 |     struct __is_null_pointer_helper<std::nullptr_t>
      |                                          ^~~~~~~~~
In file included from /usr/include/c++/9/cstddef:50,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:45,
                 from portals.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:433:29: note: 'nullptr_t' declared here
  433 |   typedef decltype(nullptr) nullptr_t;
      |                             ^~~~~~~~~
In file included from /usr/include/c++/9/bits/move.h:55,
                 from /usr/include/c++/9/bits/nested_exception.h:40,
                 from /usr/include/c++/9/exception:144,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/type_traits:560:51: error: template argument 1 is invalid
  560 |     struct __is_null_pointer_helper<std::nullptr_t>
      |                                                   ^
/usr/include/c++/9/type_traits:1253:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
 1253 |     : public integral_constant<std::size_t, alignof(_Tp)> { };
      |                                     ^~~~~~
In file included from /usr/include/stdlib.h:31,
                 from /usr/include/c++/9/bits/std_abs.h:38,
                 from /usr/include/c++/9/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from portals.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here
  209 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
In file included from /usr/include/c++/9/bits/move.h:55,
                 from /usr/include/c++/9/bits/nested_exception.h:40,
                 from /usr/include/c++/9/exception:144,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/type_traits:1253:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
 1253 |     : public integral_constant<std::size_t, alignof(_Tp)> { };
      |                                     ^~~~~~
In file included from /usr/include/stdlib.h:31,
                 from /usr/include/c++/9/bits/std_abs.h:38,
                 from /usr/include/c++/9/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from portals.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here
  209 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
In file included from /usr/include/c++/9/bits/move.h:55,
                 from /usr/include/c++/9/bits/nested_exception.h:40,
                 from /usr/include/c++/9/exception:144,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/type_traits:1253:57: error: template argument 1 is invalid
 1253 |     : public integral_constant<std::size_t, alignof(_Tp)> { };
      |                                                         ^
/usr/include/c++/9/type_traits:1253:57: note: invalid template non-type parameter
/usr/include/c++/9/type_traits:1258:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
 1258 |     : public integral_constant<std::size_t, 0> { };
      |                                     ^~~~~~
In file included from /usr/include/stdlib.h:31,
                 from /usr/include/c++/9/bits/std_abs.h:38,
                 from /usr/include/c++/9/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from portals.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here
  209 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
In file included from /usr/include/c++/9/bits/move.h:55,
                 from /usr/include/c++/9/bits/nested_exception.h:40,
                 from /usr/include/c++/9/exception:144,
                 from /usr/include/c++/9/ios:39,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from portals.cpp:2:
/usr/include/c++/9/type_traits:1258:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
 1258 |     : public integral_constant<std::size_t, 0> { };
      |                                     ^~~~~~
In file included from /usr/include/stdlib.h:31,
                 from /usr/include/c++/9/bits/std_abs.h:38,
                 from /usr/include/c++/9/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from portals.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here
  209 | typedef __SIZE_TYPE__ size_t;
      |                       ^~~~~~
In file i