| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 237705 | Half | Feast (NOI19_feast) | C++14 | Compilation error | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
include <iostream>
#include <vector>
#include <set>
#include <map>
#include <algorithm>
#include <cmath>
using namespace std;
typedef vector<int> vi;
typedef pair<int,int> pi;
typedef long long ll;
#define loop(i,a,b) for (int i = a; i <= b; i++)
#define INF ((unsigned) ~0)
#define F first
#define S second
#define PB push_back
#define MP make_pair
const int MXN = 500000;
int N, K;
int a[MXN];
vi g;
vector<ll> sg;
//ll mem[MXN][MXN];
int dp(int l, int n){
if(l >= g.size())
return 0;
if(n <= 0)
return 0;
//if(mem[l][n] != -1)
// return mem[l][n];
ll sol = sg[l + 1] - sg[l];
for(int i = l + 1; i <= g.size(); i++)
for(int j = l; j <= i; j++)
sol = max(sol, dp(i, n - 1) + sg[i] - sg[j]);
//mem[l][n] = sol;
return sol;
}
int main(){
cin >> N >> K;
for(int i = 0; i < N; i++){
cin >> a[i];
if(g.size() == 0){
g.push_back(a[i]);
}else if((g[g.size() - 1] > 0 && a[i] > 0) || (g[g.size() - 1] < 0 && a[i] < 0)){
g[g.size() - 1] += a[i];
}else{
//cout << g[g.size() - 1] << " ";
g.push_back(a[i]);
}
}
//cout << "\n";
/*for(int i = 0; i < MXN; i++)
for(int j = 0; j < MXN; j++)
mem[i][j] = -1;*/
ll sm = 0;
sg.push_back(0);
for(int i = 0; i < g.size(); i++){
sm += g[i];
sg.push_back(sm);
}
cout << dp(0, K) << "\n";
}
Compilation message (stderr)
feast.cpp:1:1: error: 'include' does not name a type
include <iostream>
^~~~~~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:62:0,
from /usr/include/c++/7/vector:60,
from feast.cpp:2:
/usr/include/c++/7/ext/type_traits.h:162:35: error: 'bool __gnu_cxx::__is_null_pointer' redeclared as different kind of symbol
__is_null_pointer(std::nullptr_t)
^
/usr/include/c++/7/ext/type_traits.h:157:5: note: previous declaration 'template<class _Type> bool __gnu_cxx::__is_null_pointer(_Type)'
__is_null_pointer(_Type)
^~~~~~~~~~~~~~~~~
/usr/include/c++/7/ext/type_traits.h:162:26: error: 'nullptr_t' is not a member of 'std'
__is_null_pointer(std::nullptr_t)
^~~~~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
from /usr/include/c++/7/bits/stl_pair.h:59,
from /usr/include/c++/7/bits/stl_algobase.h:64,
from /usr/include/c++/7/vector:60,
from feast.cpp:2:
/usr/include/c++/7/type_traits:362:31: error: 'std::size_t' has not been declared
template<typename _Tp, std::size_t _Size>
^~~~~~
/usr/include/c++/7/type_traits:363:25: error: '_Size' was not declared in this scope
struct is_array<_Tp[_Size]>
^~~~~
/usr/include/c++/7/type_traits:363:31: error: template argument 1 is invalid
struct is_array<_Tp[_Size]>
^
/usr/include/c++/7/type_traits:561:42: error: 'nullptr_t' is not a member of 'std'
struct __is_null_pointer_helper<std::nullptr_t>
^~~~~~~~~
/usr/include/c++/7/type_traits:561:42: error: 'nullptr_t' is not a member of 'std'
/usr/include/c++/7/type_traits:561:51: error: template argument 1 is invalid
struct __is_null_pointer_helper<std::nullptr_t>
^
/usr/include/c++/7/type_traits:1464:37: error: 'size_t' is not a member of 'std'
: public integral_constant<std::size_t, __alignof__(_Tp)> { };
^~~~~~
/usr/include/c++/7/type_traits:1464:37: error: 'size_t' is not a member of 'std'
/usr/include/c++/7/type_traits:1464:61: error: template argument 1 is invalid
: public integral_constant<std::size_t, __alignof__(_Tp)> { };
^
/usr/include/c++/7/type_traits:1464:61: note: invalid template non-type parameter
/usr/include/c++/7/type_traits:1469:37: error: 'size_t' is not a member of 'std'
: public integral_constant<std::size_t, 0> { };
^~~~~~
/usr/include/c++/7/type_traits:1469:37: error: 'size_t' is not a member of 'std'
/usr/include/c++/7/type_traits:1469:46: error: template argument 1 is invalid
: public integral_constant<std::size_t, 0> { };
^
/usr/include/c++/7/type_traits:1469:46: note: invalid template non-type parameter
/usr/include/c++/7/type_traits:1471:31: error: 'std::size_t' has not been declared
template<typename _Tp, std::size_t _Size>
^~~~~~
/usr/include/c++/7/type_traits:1472:21: error: '_Size' was not declared in this scope
struct rank<_Tp[_Size]>
^~~~~
/usr/include/c++/7/type_traits:1472:27: error: template argument 1 is invalid
struct rank<_Tp[_Size]>
^
/usr/include/c++/7/type_traits:1473:37: error: 'size_t' is not a member of 'std'
: public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
^~~~~~
/usr/include/c++/7/type_traits:1473:37: error: 'size_t' is not a member of 'std'
/usr/include/c++/7/type_traits:1473:65: error: template argument 1 is invalid
: public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
^
/usr/include/c++/7/type_traits:1473:65: note: invalid template non-type parameter
/usr/include/c++/7/type_traits:1477:37: error: 'size_t' is not a member of 'std'
: public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
^~~~~~
/usr/include/c++/7/type_traits:1477:37: error: 'size_t' is not a member of 'std'
/usr/include/c++/7/type_traits:1477:65: error: template argument 1 is invalid
: public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
^
/usr/include/c++/7/type_traits:1477:65: note: invalid template non-type parameter
/usr/include/c++/7/type_traits:1482:37: error: 'size_t' is not a member of 'std'
: public integral_constant<std::size_t, 0> { };
^~~~~~
/usr/include/c++/7/type_traits:1482:37: error: 'size_t' is not a member of 'std'
/usr/include/c++/7/type_traits:1482:46: error: template argument 1 is invalid
: public integral_constant<std::size_t, 0> { };
^
/usr/include/c++/7/type_traits:1482:46: note: invalid template non-type parameter
/usr/include/c++/7/type_traits:1484:47: error: 'std::size_t' has not been declared
template<typename _Tp, unsigned _Uint, std::size_t _Size>
^~~~~~
/usr/include/c++/7/type_traits:1485:23: error: '_Size' was not declared in this scope
struct extent<_Tp[_Size], _Uint>
^~~~~
/usr/include/c++/7/type_traits:1485:36: error: template argument 1 is invalid
struct extent<_Tp[_Size], _Uint>
^
/usr/include/c++/7/type_traits:1486:37: error: 'size_t' is not a member of 'std'
: public integral_constant<std::size_t,
^~~~~~
/usr/include/c++/7/type_traits:1486:37: error: 'size_t' is not a member of 'std'
/usr/include/c++/7/type_traits:1487:24: error: '_Size' was not declared in this scope
_Uint == 0 ? _Size : extent<_Tp,
^~~~~
/usr/include/c++/7/type_traits:1488:28: error: template argument 1 is invalid
_Uint - 1>::value>
^
/usr/include/c++/7/type_traits:1488:28: note: invalid template non-type parameter
/usr/include/c++/7/type_traits:1493:37: error: 'size_t' is not a member of 'std'
: public integral_constant<std::size_t,
^~~~~~
/usr/include/c++/7/type_traits:1493:37: error: 'size_t' is not a member of 'std'
/usr/include/c++/7/type_traits:1495:31: error: template argument 1 is invalid
_Uint - 1>::value>
^
/usr/include/c++/7/type_traits:1495:31: note: invalid template non-type parameter
/usr/include/c++/7/type_traits:1944:31: error: 'std::size_t' has not been declared
template<typename _Tp, std::size_t _Size>
^~~~~~
/usr/include/c++/7/type_traits:1945:30: error: '_Size' was not declared in this scope
struct remove_extent<_Tp[_Size]>
^~~~~
/usr/include/c++/7/type_traits:1945:36: error: template argument 1 is invalid
struct remove_extent<_Tp[_Size]>
^
/usr/include/c++/7/type_traits:1957:31: error: 'std::size_t' has not been declared
template<typename _Tp, std::size_t _Size>
^~~~~~
/usr/include/c++/7/type_traits:1958:35: error: '_Size' was not declared in this scope
struct remove_all_extents<_Tp[_Size]>
^~~~~
/usr/include/c++/7/type_traits:1958:41: error: template argument 1 is invalid
struct remove_all_extents<_Tp[_Size]>
^
/usr/include/c++/7/type_traits:2016:17: error: 'std::size_t' has not been declared
template<std::size_t _Len>
^~~~~~
/usr/include/c++/7/type_traits:2021:23: error: '_Len' was not declared in this scope
unsigned char __data[_Len];
^~~~
/usr/include/c++/7/type_traits:2036:17: error: 'std::size_t' has not been declared
template<std::size_t _Len, std::size_t _Align =
^~~~~~
/usr/include/c++/7/type_traits:2036:35: error: 'std::size_t' has not been declared
template<std::size_t _Len, std::size_t _Align =
^~~~~~
/usr/include/c++/7/type_traits:2037:48: error: '_Len' was not declared in this scope
__alignof__(typename __aligned_storage_msa<_Len>::__type)>
^~~~
/usr/include/c++/7/type_traits:2037:52: error: template argument 1 is invalid
__alignof__(typename __aligned_storage_msa<_Len>::__type)>
^
/usr/include/c++/7/type_traits:2042:23: error: '_Len' was not declared in this scope
unsigned char __data[_Len];
^~~~
/usr/include/c++/7/type_traits:2043:37: error: '_Align' was not declared in this scope
struct __attribute__((__aligned__((_Align)))) { } __align;
^~~~~~
/usr/include/c++/7/type_traits:2050:20: error: 'size_t' does not name a type; did you mean '__size_t'?
static const size_t _S_alignment = 0;
^~~~~~
__size_t
/usr/include/c++/7/type_traits:2051:20: error: 'size_t' does not name a type; did you mean '__size_t'?
static const size_t _S_size = 0;
^~~~~~
__size_t
/usr/include/c++/7/type_traits:2057:20: error: 'size_t' does not name a type; did you mean '__size_t'?
static const size_t _S_alignment =
^~~~~~
__size_t
/usr/include/c++/7/type_traits:2060:20: error: 'size_t' does not name a type; did you mean '__size_t'?
static const size_t _S_size =
^~~~~~
__size_t
/usr/include/c++/7/type_traits:2075:13: error: 'size_t' has not been declared
template <size_t _Len, typename... _Types>
^~~~~~
/usr/include/c++/7/type_traits:2082:20: error: 'size_t' does not name a type; did you mean '__size_t'?
static const size_t _S_len = _Len > __strictest::_S_size
^~~~~~
__size_t
/usr/include/c++/7/type_traits:2086:20: error: 'size_t' does not name a type; did you mean '__size_t'?
static const size_t alignment_value = __strictest::_S_alignment;
^~~~~~
__size_t
/usr/include/c++/7/type_traits:2088:40: error: '_S_len' was not declared in this scope
typedef typename aligned_storage<_S_len, alignment_value>::type type;
^~~~~~
/usr/include/c++/7/type_traits:2088:48: error: 'alignment_value' was not declared in this scope
typedef typename aligned_storage<_S_len, alignment_value>::type type;
^~~~~~~~~~~~~~~
/usr/include/c++/7/type_traits:2088:48: note: suggested alternative: 'alignment_of'
typedef typename aligned_storage<_S_len, alignment_value>::type type;
^~~~~~~~~~~~~~~
alignment_of
/usr/include/c++/7/type_traits:2088:63: error: template argument 1 is invalid
typedef typename aligned_storage<_S_len, alignment_value>::type type;
^
/usr/include/c++/7/type_traits:2088:63: error: template argument 2 is invalid
/usr/include/c++/7/type_traits:2091:13: error: 'size_t' has not been declared
template <size_t _Len, typename... _Types>
^~~~~~
/usr/include/c++/7/type_traits:2092:11: error: 'size_t' does not name a type; did you mean '__size_t'?
const size_t aligned_union<_Len, _Types...>::alignment_value;
^~~~~~
__size_t
/usr/include/c++/7/type_traits:2463:12: error: 'size_t' has not been declared
template<size_t _Len, size_t _Align =
^~~~~~
/usr/include/c++/7/type_traits:2463:25: error: 'size_t' has not been declared
template<size_t _Len, size_t _Align =
^~~~~~
/usr/include/c++/7/type_traits:2464:49: error: '_Len' was not declared in this scope
__alignof__(typename __aligned_storage_msa<_Len>::__type)>
^~~~
/usr/include/c++/7/type_traits:2464:53: error: template argument 1 is invalid
__alignof__(typename __aligned_storage_msa<_Len>::__type)>
^
/usr/include/c++/7/type_traits:2465:56: error: '_Len' was not declared in this scope
using aligned_storage_t = typename aligned_storage<_Len, _Align>::type;
^~~~
/usr/include/c++/7/type_traits:2465:62: error: '_Align' was not declared in this scope
using aligned_storage_t = typename aligned_storage<_Len, _Align>::type;
^~~~~~
/usr/include/c++/7/type_traits:2465:68: error: template argument 1 is invalid
using aligned_storage_t = typename aligned_storage<_Len, _Align>::type;
^
/usr/include/c++/7/type_traits:2465:68: error: template argument 2 is invalid
/usr/include/c++/7/type_traits:2467:13: error: 'size_t' has not been declared
template <size_t _Len, typename... _Types>
^~~~~~
/usr/include/c++/7/type_traits:2468:52: error: '_Len' was not declared in this scope
using aligned_union_t = typename aligned_union<_Len, _Types...>::type;
^~~~
/usr/include/c++/7/type_traits:2468:67: error: template argument 1 is invalid
using aligned_union_t = typename aligned_union<_Len, _Types...>::type;
^
/usr/include/c++/7/type_traits:2581:26: error: 'size_t' has not been declared
template<typename _Tp, size_t _Nm>
^~~~~~
/usr/include/c++/7/type_traits:2584:21: error: '_Nm' was not declared in this scope
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
/usr/include/c++/7/type_traits:2584:24: error: 'template<class _Tp, <declaration error> > typename std::enable_if<std::__is_swappable<_Tp>::value>::type std::swap' conflicts with a previous declaration
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^
/usr/include/c++/7/type_traits:2577:5: note: previous declaration 'typename std::enable_if<std::__and_<std::__not_<std::__is_tuple_like<_Tp> >, std::is_move_constructible<_Tp>, std::is_move_assignable<_Tp> >::value>::type std::swap(_Tp&, _Tp&)'
swap(_Tp&, _Tp&)
^~~~
/usr/include/c++/7/type_traits:2584:16: error: '__a' was not declared in this scope
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
/usr/include/c++/7/type_traits:2584:16: note: suggested alternative: '__N'
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
__N
/usr/include/c++/7/type_traits:2584:21: error: '_Nm' was not declared in this scope
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
/usr/include/c++/7/type_traits:2584:33: error: '__b' was not declared in this scope
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
/usr/include/c++/7/type_traits:2584:33: note: suggested alternative: '__N'
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
__N
/usr/include/c++/7/type_traits:2584:38: error: '_Nm' was not declared in this scope
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
/usr/include/c++/7/type_traits:2585:5: error: expected ';' before 'noexcept'
noexcept(__is_nothrow_swappable<_Tp>::value);
^~~~~~~~
In file included from /usr/include/c++/7/bits/stl_pair.h:59:0,
from /usr/include/c++/7/bits/stl_algobase.h:64,
from /usr/include/c++/7/vector:60,
from feast.cpp:2:
/usr/include/c++/7/bits/move.h:206:26: error: 'size_t' has not been declared
template<typename _Tp, size_t _Nm>
^~~~~~
/usr/include/c++/7/bits/move.h:210:21: error: '_Nm' was not declared in this scope
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
/usr/include/c++/7/bits/move.h:210:24: error: 'template<class _Tp, <declaration error> > typename std::enable_if<std::__is_swappable<_Tp>::value>::type std::swap' conflicts with a previous declaration
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^
/usr/include/c++/7/bits/move.h:187:5: note: previous declaration 'typename std::enable_if<std::__and_<std::__not_<std::__is_tuple_like<_Tp> >, std::is_move_constructible<_Tp>, std::is_move_assignable<_Tp> >::value>::type std::swap(_Tp&, _Tp&)'
swap(_Tp& __a, _Tp& __b)
^~~~
/usr/include/c++/7/bits/move.h:210:16: error: '__a' was not declared in this scope
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
/usr/include/c++/7/bits/move.h:210:16: note: suggested alternative: '__N'
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
__N
/usr/include/c++/7/bits/move.h:210:21: error: '_Nm' was not declared in this scope
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
/usr/include/c++/7/bits/move.h:210:33: error: '__b' was not declared in this scope
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
/usr/include/c++/7/bits/move.h:210:33: note: suggested alternative: '__N'
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
__N
/usr/include/c++/7/bits/move.h:210:38: error: '_Nm' was not declared in this scope
swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
^~~
/usr/include/c++/7/bits/move.h:211:5: error: expected ';' before 'noexcept'
noexcept(__is_nothrow_swappable<_Tp>::value)
^~~~~~~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:64:0,
from /usr/include/c++/7/vector:60,
from feast.cpp:2:
/usr/include/c++/7/bits/stl_pair.h:86:17: error: 'std::size_t' has not been declared
template<std::size_t...>
^~~~~~
/usr/include/c++/7/bits/stl_pair.h:429:41: error: 'std::size_t' has not been declared
template<typename... _Args1, std::size_t... _Indexes1,
^~~~~~
/usr/include/c++/7/bits/stl_pair.h:430:41: error: 'std::size_t' has not been declared
typename... _Args2, std::size_t... _Indexes2>
^~~~~~
/usr/include/c++/7/bits/stl_pair.h:432:27: error: '_Indexes1' was not declared in this scope
_Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);
^~~~~~~~~
/usr/include/c++/7/bits/stl_pair.h:432:27: note: suggested alternative: '_Index_tuple'
_Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);
^~~~~~~~~
_Index_tuple
/usr/include/c++/7/bits/stl_pair.h:432:36: error: expected parameter pack before '...'
_Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);
^~~
/usr/include/c++/7/bits/stl_pair.h:432:39: error: template argument 1 is invalid
_Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);
^
/usr/include/c++/7/bits/stl_pair.h:432:55: error: '_Indexes2' was not declared in this scope
_Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);
^~~~~~~~~
/usr/includ