# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
280461 | 2020-08-22T19:37:53 Z | ElyesChaabouni | Ideal city (IOI12_city) | C++14 | Compilation error |
0 ms | 0 KB |
*#pragma GCC optimize("O3")*/ #include<bits/stdc++.h> //#include <ext/pb_ds/assoc_container.hpp> //#include <ext/pb_ds/tree_policy.hpp> //#define ordered_set tree<int, null_type,less<int >, rb_tree_tag,tree_order_statistics_node_update> #define eps 1e-9 #define MOD1 998244353 #define MOD2 1000000007 #define INV_10 299473306 #define INF 1000000000 #define PI 3.14159265358979323846 using namespace std; int inc[4][2]={{0, 1}, {0, -1}, {1, 0}, {-1, 0}}; struct hash_pair { template <class T1, class T2> size_t operator()(const pair<T1, T2>& p) const { auto hash1 = hash<T1>{}(p.first); auto hash2 = hash<T2>{}(p.second); return hash1 ^ hash2; } }; int DistanceSum(int N, int *X, int *Y) { long long ans=0; for(int i = 0; i < N; i++) { //cout << i << ' ' << X[i] << ' ' << Y[i] << '\n'; unordered_map<pair<int, int>, int, hash_pair>m; for(int j = 0; j < N; j++) { if(j!=i) { m[make_pair(X[j], Y[j])]=j; } } int nb=1, idx=0; vector<pair<int, int> >bfs; bfs.push_back(make_pair(X[i], Y[i])); bool ok=1; while(bfs.size()!=N) { //cout << nb << '\n'; int l=bfs.size(); for(int j = idx; j < l; j++) { //cout << bfs[j].first << ' ' << bfs[j].second << '\n'; for(int k = 0; k < 4; k++) { int xx=bfs[j].first+inc[k][0], yy=bfs[j].second+inc[k][1]; pair<int, int>cu=make_pair(xx, yy); if(m.count(cu)) { if(m[cu] < i) { ans+=nb; //ans%=1000000000; } m.erase(cu); bfs.push_back(cu); } } } nb++; idx=l; } ans%= 1000000000; } //ans*=( 1000000000); ans%= 1000000000; return ans; } //size
Compilation message
city.cpp:1:2: error: stray '#' in program 1 | *#pragma GCC optimize("O3")*/ | ^ city.cpp:1:10: error: expected constructor, destructor, or type conversion before 'GCC' 1 | *#pragma GCC optimize("O3")*/ | ^~~ In file included from /usr/include/c++/9/cmath:43, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41, from city.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 city.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:32, 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 city.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 city.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:32, 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 city.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 city.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:32, 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 city.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 city.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:32, 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 city.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 city.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:32, 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 city.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 city.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:32, 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 city.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 city.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 city.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 city.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 city.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 city.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 city.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:32, 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 city.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 city.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:32, 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 city.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 city.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:32, 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 city.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 city.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:32, 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 city.cpp:2: /usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: