# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1207218 | simplemind_31 | Game (IOI14_game) | C++20 | Compilation error | 0 ms | 0 KiB |
#include "game.h"
#include <bits/stdc++.h>
using namespace std;
int N;
vector<int> dsu,size,clave;
int find(int x){
if(x==dsu[x]){
return x;
}
return dsu[x]=find(dsu[x]);
}
void unite(int x,int y){
x=find(x);
y=find(y);
if(x==y){
return;
}
if(size[x]<size[y]){
swap(x,y);
}
dsu[y]=x;
}
void initialize(int n){
clave.resize(n);
N=n;
dsu=size=clave;
for(int i=0;i<n;i++){
size[i]=1;
dsu[i]=i;
}
}
int hasEdge(int u, int v){
int x=min(u,v);
v=max(u,v);
u=x;
clave[u]++;
if(clave[u]==N-u-1){
return 1;
}else{
return 0;
}
}
Compilation message (stderr)
game.cpp: In function 'void unite(int, int)': game.cpp:18:8: error: reference to 'size' is ambiguous 18 | if(size[x]<size[y]){ | ^~~~ In file included from /usr/include/c++/11/string:54, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from game.cpp:2: /usr/include/c++/11/bits/range_access.h:254:5: note: candidates are: 'template<class _Tp, long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])' 254 | size(const _Tp (&)[_Nm]) noexcept | ^~~~ /usr/include/c++/11/bits/range_access.h:245:5: note: 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)' 245 | size(const _Container& __cont) noexcept(noexcept(__cont.size())) | ^~~~ game.cpp:5:17: note: 'std::vector<int> size' 5 | vector<int> dsu,size,clave; | ^~~~ game.cpp:18:16: error: reference to 'size' is ambiguous 18 | if(size[x]<size[y]){ | ^~~~ In file included from /usr/include/c++/11/string:54, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from game.cpp:2: /usr/include/c++/11/bits/range_access.h:254:5: note: candidates are: 'template<class _Tp, long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])' 254 | size(const _Tp (&)[_Nm]) noexcept | ^~~~ /usr/include/c++/11/bits/range_access.h:245:5: note: 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)' 245 | size(const _Container& __cont) noexcept(noexcept(__cont.size())) | ^~~~ game.cpp:5:17: note: 'std::vector<int> size' 5 | vector<int> dsu,size,clave; | ^~~~ game.cpp: In function 'void initialize(int)': game.cpp:26:9: error: reference to 'size' is ambiguous 26 | dsu=size=clave; | ^~~~ In file included from /usr/include/c++/11/string:54, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from game.cpp:2: /usr/include/c++/11/bits/range_access.h:254:5: note: candidates are: 'template<class _Tp, long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])' 254 | size(const _Tp (&)[_Nm]) noexcept | ^~~~ /usr/include/c++/11/bits/range_access.h:245:5: note: 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)' 245 | size(const _Container& __cont) noexcept(noexcept(__cont.size())) | ^~~~ game.cpp:5:17: note: 'std::vector<int> size' 5 | vector<int> dsu,size,clave; | ^~~~ game.cpp:28:9: error: reference to 'size' is ambiguous 28 | size[i]=1; | ^~~~ In file included from /usr/include/c++/11/string:54, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from game.cpp:2: /usr/include/c++/11/bits/range_access.h:254:5: note: candidates are: 'template<class _Tp, long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])' 254 | size(const _Tp (&)[_Nm]) noexcept | ^~~~ /usr/include/c++/11/bits/range_access.h:245:5: note: 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)' 245 | size(const _Container& __cont) noexcept(noexcept(__cont.size())) | ^~~~ game.cpp:5:17: note: 'std::vector<int> size' 5 | vector<int> dsu,size,clave; | ^~~~