| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 251005 | kimbj0709 | Railway (BOI17_railway) | C++14 | 컴파일 에러 | 0 ms | 0 KiB |
이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
답안 #245107
# 제출 시각UTC+2 아이디 문제 언어 결과 실행 시간 메모리
245107 2020-07-05 15:47:07 kimbj0709 Railway (BOI17_railway) C++14
0 / 100
126 ms 49896 KB
railway
#include<bits/stdc++.h>
using namespace std;
#define maxn 100050
vector<vector<pair<int,int> > > adj(maxn);
vector<int> cnt(maxn,0);
vector<int> vect1;
vector<int> seg(maxn*20,0);
vector<int> depth(maxn,INT_MAX);
vector<int> pos(maxn);
int no_of_vertex,no_of_people,mini;
void build(int node,int start,int end){
if(start==end){
seg[node] = vect1[start];
return;
}
int mid = (start+end)/2;
build(node*2+1,start,mid);
build(node*2+2,mid+1,end);
if(depth[seg[node*2*2]]>depth[seg[node*2+1]]){
seg[node] = seg[node*2+1];
}
else{
seg[node] = seg[node*2+2];
}
}
int query(int node,int start,int end,int rangemin,int rangemax){
if(start>rangemax||end<rangemin){
return -1;
}
if(start>=rangemin&&end<=rangemax){
return seg[node];
}
int mid = (start+end)/2;
int left = query(node*2+1,start,mid,rangemin,rangemax);
int right = query(node*2+2,mid+1,end,rangemin,rangemax);
if(left==-1){
return right;
}
if(right==-1){
return left;
}
if(depth[right]>depth[left]){
return left;
}
else{
return right;
}
}
void dfs(int node,int parent,int d){
pos[node] = (int)vect1.size();
vect1.push_back(node);
depth[node] = d;
for(auto k:adj[node]){
if(k.first!=parent){
vect1.push_back(node);
dfs(k.first,node,d+1);
vect1.push_back(node);
}
}
}
vector<int> ans;
void dfs2(int node,int parent,int last){
for(auto k:adj[node]){
if(k.first!=parent){
dfs2(k.first,node,k.second);
cnt[node] += cnt[k.first];
}
}
if(cnt[node]>=mini){
ans.push_back(last);
}
}
int32_t main(){
ios::sync_with_stdio(0);
cin.tie(0);cout.tie(0);
int no_of_input;
int input1,input2,input3,input;
cin >> no_of_vertex >> no_of_people >> mini;
for(int i=0;i<no_of_vertex-1;i++){
cin >> input1 >> input2;
adj[input1].push_back({input2,i});
adj[input2].push_back({input1,i});
}
dfs(1,-1,0);
build(0,0,vect1.size()-1);
for(int i=0;i<no_of_people;i++){
cin >> no_of_input >> input1 >> input2;
assert(no_of_input==2);
int lca = query(0,0,vect1.size()-1,min(pos[input1],pos[input2]),max(pos[input1],pos[input2]));
cnt[input1]++;
cnt[input2]++;
cnt[lca] -= 2;
}
/*for(int i=1;i<=no_of_vertex;i++){
for(int j=1;j<=no_of_vertex;j++){
cout << i << " " << j << " " << query(0,0,vect1.size()-1,min(pos[i],pos[j]),max(pos[i],pos[j])) << "\n";
}
}*/
dfs2(1,-1,-1);
for(int i=1;i<=no_of_vertex;i++){
}
sort(ans.begin(),ans.end());
cout << ans.size() << '\n';
for(auto k:ans){
cout << k+1 << " ";
}
}
컴파일 시 표준 에러 (stderr) 메시지
railway.cpp:2:1: error: stray '\353' in program
답안 #245107
^
railway.cpp:2:2: error: stray '\213' in program
답안 #245107
^
railway.cpp:2:3: error: stray '\265' in program
답안 #245107
^
railway.cpp:2:4: error: stray '\354' in program
답안 #245107
^
railway.cpp:2:5: error: stray '\225' in program
답안 #245107
^
railway.cpp:2:6: error: stray '\210' in program
답안 #245107
^
railway.cpp:2:8: error: stray '#' in program
답안 #245107
^
railway.cpp:5:3: error: invalid preprocessing directive #
# 제출 시각UTC+2 아이디 문제 언어 결과 실행 시간 메모리
^
railway.cpp:2:9: error: expected unqualified-id before numeric constant
답안 #245107
^~~~~~
In file included from /usr/include/c++/7/cmath:43:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
from railway.cpp:10:
/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/exception_ptr.h:40:0,
from /usr/include/c++/7/exception:142,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/usr/include/c++/7/new:120:31: error: declaration of 'operator new' as non-function
void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc)
^
/usr/include/c++/7/new:120:25: error: 'size_t' is not a member of 'std'
void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc)
^~~~~~
/usr/include/c++/7/new:120:25: note: suggested alternative:
In file included from /usr/include/stdlib.h:32:0,
from /usr/include/c++/7/bits/std_abs.h:38,
from /usr/include/c++/7/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
from railway.cpp:10:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note: 'size_t'
typedef __SIZE_TYPE__ size_t;
^~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
from /usr/include/c++/7/exception:142,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/usr/include/c++/7/new:122:33: error: declaration of 'operator new []' as non-function
void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc)
^
/usr/include/c++/7/new:122:27: error: 'size_t' is not a member of 'std'
void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc)
^~~~~~
/usr/include/c++/7/new:122:27: note: suggested alternative:
In file included from /usr/include/stdlib.h:32:0,
from /usr/include/c++/7/bits/std_abs.h:38,
from /usr/include/c++/7/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
from railway.cpp:10:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note: 'size_t'
typedef __SIZE_TYPE__ size_t;
^~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
from /usr/include/c++/7/exception:142,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/usr/include/c++/7/new:129:34: error: 'std::size_t' has not been declared
void operator delete(void*, std::size_t) _GLIBCXX_USE_NOEXCEPT
^~~~~~
/usr/include/c++/7/new:131:36: error: 'std::size_t' has not been declared
void operator delete[](void*, std::size_t) _GLIBCXX_USE_NOEXCEPT
^~~~~~
/usr/include/c++/7/new:134:25: error: declaration of 'operator new' as non-function
void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
^~~~~~
/usr/include/c++/7/new:134:25: error: 'size_t' is not a member of 'std'
/usr/include/c++/7/new:134:25: note: suggested alternative:
In file included from /usr/include/stdlib.h:32:0,
from /usr/include/c++/7/bits/std_abs.h:38,
from /usr/include/c++/7/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
from railway.cpp:10:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note: 'size_t'
typedef __SIZE_TYPE__ size_t;
^~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
from /usr/include/c++/7/exception:142,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/usr/include/c++/7/new:134:33: error: expected primary-expression before 'const'
void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
^~~~~
/usr/include/c++/7/new:136:27: error: declaration of 'operator new []' as non-function
void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
^~~~~~
/usr/include/c++/7/new:136:27: error: 'size_t' is not a member of 'std'
/usr/include/c++/7/new:136:27: note: suggested alternative:
In file included from /usr/include/stdlib.h:32:0,
from /usr/include/c++/7/bits/std_abs.h:38,
from /usr/include/c++/7/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
from railway.cpp:10:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note: 'size_t'
typedef __SIZE_TYPE__ size_t;
^~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
from /usr/include/c++/7/exception:142,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/usr/include/c++/7/new:136:35: error: expected primary-expression before 'const'
void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
^~~~~
/usr/include/c++/7/new:168:32: error: declaration of 'operator new' as non-function
inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
^~~~~~
/usr/include/c++/7/new:168:32: error: 'size_t' is not a member of 'std'
/usr/include/c++/7/new:168:32: note: suggested alternative:
In file included from /usr/include/stdlib.h:32:0,
from /usr/include/c++/7/bits/std_abs.h:38,
from /usr/include/c++/7/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
from railway.cpp:10:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note: 'size_t'
typedef __SIZE_TYPE__ size_t;
^~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
from /usr/include/c++/7/exception:142,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/usr/include/c++/7/new:168:40: error: expected primary-expression before 'void'
inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
^~~~
/usr/include/c++/7/new:170:34: error: declaration of 'operator new []' as non-function
inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
^~~~~~
/usr/include/c++/7/new:170:34: error: 'size_t' is not a member of 'std'
/usr/include/c++/7/new:170:34: note: suggested alternative:
In file included from /usr/include/stdlib.h:32:0,
from /usr/include/c++/7/bits/std_abs.h:38,
from /usr/include/c++/7/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
from railway.cpp:10:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note: 'size_t'
typedef __SIZE_TYPE__ size_t;
^~~~~~
In file included from /usr/include/c++/7/bits/exception_ptr.h:40:0,
from /usr/include/c++/7/exception:142,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/usr/include/c++/7/new:170:42: error: expected primary-expression before 'void'
inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
^~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
from /usr/include/c++/7/bits/nested_exception.h:40,
from /usr/include/c++/7/exception:143,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/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: note: suggested alternative:
In file included from /usr/include/c++/7/cstddef:50:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:45,
from railway.cpp:10:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:444:29: note: 'nullptr_t'
typedef decltype(nullptr) nullptr_t;
^~~~~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
from /usr/include/c++/7/bits/nested_exception.h:40,
from /usr/include/c++/7/exception:143,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/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: note: suggested alternative:
In file included from /usr/include/c++/7/cstddef:50:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:45,
from railway.cpp:10:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:444:29: note: 'nullptr_t'
typedef decltype(nullptr) nullptr_t;
^~~~~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
from /usr/include/c++/7/bits/nested_exception.h:40,
from /usr/include/c++/7/exception:143,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/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: note: suggested alternative:
In file included from /usr/include/stdlib.h:32:0,
from /usr/include/c++/7/bits/std_abs.h:38,
from /usr/include/c++/7/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
from railway.cpp:10:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note: 'size_t'
typedef __SIZE_TYPE__ size_t;
^~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
from /usr/include/c++/7/bits/nested_exception.h:40,
from /usr/include/c++/7/exception:143,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/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: note: suggested alternative:
In file included from /usr/include/stdlib.h:32:0,
from /usr/include/c++/7/bits/std_abs.h:38,
from /usr/include/c++/7/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
from railway.cpp:10:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note: 'size_t'
typedef __SIZE_TYPE__ size_t;
^~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
from /usr/include/c++/7/bits/nested_exception.h:40,
from /usr/include/c++/7/exception:143,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/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: note: suggested alternative:
In file included from /usr/include/stdlib.h:32:0,
from /usr/include/c++/7/bits/std_abs.h:38,
from /usr/include/c++/7/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
from railway.cpp:10:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note: 'size_t'
typedef __SIZE_TYPE__ size_t;
^~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
from /usr/include/c++/7/bits/nested_exception.h:40,
from /usr/include/c++/7/exception:143,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from railway.cpp:10:
/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: note: suggested alternative:
In file included from /usr/include/stdlib.h:32:0,
from /usr/include/c++/7/bits/std_abs.h:38,
from /usr/include/c++/7/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
from railway.cpp:10:
/usr/lib/gcc/x86_64-linux-gnu/7/include/stddef.h:216:23: note: 'size_t'
typedef __SIZE_TYPE__ size_t;
^~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
from /usr/include/c++/7/bits/nested_exception.h:40,
from /usr/include/c++/7/exception:143,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istre