Submission #1180188

#	Time	Username	Problem	Language	Result	Execution time	Memory
1180188		PlayVoltz	Stray Cat (JOI20_stray)	C++20	Compilation error	0 ms	0 KiB

Anthony

#include "Anthony.h"
#include <bits/stdc++.h>
using namespace std;

#define pii pair<int, int>
#define mp make_pair
#define pb push_back
#define fi first
#define se second

vector<int> Mark(int n, int m, int A, int B, vector<int> u, vector<int> v){
	vector<vector<int> > graph(n);
	vector<int> res(m, -1), a, vect(n, -1);
	for (int i=0; i<m; ++i){
		graph[u[i]].pb(i);
		graph[v[i]].pb(i);
	}
	if (A>2)a={0, 1, 2};
	else a={0, 1, 0, 0, 1, 1};
	queue<int> q;
	vect[0]=0;
	q.push(0);
	while (q.size()){
		int node=q.front();
		q.pop();
		for (auto id:graph[node]){
			int num=u[id]^v[id]^node;
			if (res[id]==-1)res[id]=a[vect[node]];
			if (vect[num]==-1){
				if (graph[num].size()>2&&A==2)vect[num]=!a[vect[node]];
				else vect[num]=(vect[node]+1)%a.size();
				q.push(num);
			}
		}
	}
	return res;
}

Catherine

#include "Catherine.h"
#include <bits/stdc++.h>
using namespace std;

#define pii pair<int, int>
#define mp make_pair
#define pb push_back
#define fi first
#define se second

namespace{
	int A, B, prev;
	bool lost;
	string s, a="010011010011";
}

void Init(int a, int b){
	A=a, B=b;
	prev=-1;
	lost=1;
	s="";
}

int Move(vector<int> vect){
	if (A>2){
		if (!vect[0])return (vect[1]?1:2);
		if (!vect[1])return (vect[2]?2:0);
		return (vect[0]?0:1);
	}
	if (vect[0]+vect[1]>2){
		lost=0;
		if (prev==-1)return prev=(vect[1]==1);
		if (!vect[prev])return -1;
		return prev=!prev;
	}
	else if (vect[0]+vect[1]==1){
		lost=0;
		if (prev==-1)return prev=vect[1];
		return -1;
	}
	else if (!lost)return prev=vect[1];
	else{
		for (int i=0; i<vect[0].size(); ++i)s.pb('0');
		for (int i=0; i<vect[1].size(); ++i)s.pb('1');
		if (s.size()==5){
			lost=0;
			for (int i=0; i<6; ++i)if (s==a.substr(i, 5))return -1;
		}
		if (vect[0]&&vect[1])return prev=1;
		return prev=!!vect[1];
	}
}

Compilation message (stderr)

# 2번째 컴파일 단계

Catherine.cpp: In function 'void Init(int, int)':
Catherine.cpp:19:9: error: reference to 'prev' is ambiguous
   19 |         prev=-1;
      |         ^~~~
Catherine.cpp:12:19: note: candidates are: 'int {anonymous}::prev'
   12 |         int A, B, prev;
      |                   ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/vector:60,
                 from Catherine.h:4,
                 from Catherine.cpp:1:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note:                 'template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)'
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Catherine.cpp: In function 'int Move(std::vector<int>)':
Catherine.cpp:32:21: error: reference to 'prev' is ambiguous
   32 |                 if (prev==-1)return prev=(vect[1]==1);
      |                     ^~~~
Catherine.cpp:12:19: note: candidates are: 'int {anonymous}::prev'
   12 |         int A, B, prev;
      |                   ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/vector:60,
                 from Catherine.h:4,
                 from Catherine.cpp:1:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note:                 'template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)'
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Catherine.cpp:32:37: error: reference to 'prev' is ambiguous
   32 |                 if (prev==-1)return prev=(vect[1]==1);
      |                                     ^~~~
Catherine.cpp:12:19: note: candidates are: 'int {anonymous}::prev'
   12 |         int A, B, prev;
      |                   ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/vector:60,
                 from Catherine.h:4,
                 from Catherine.cpp:1:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note:                 'template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)'
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Catherine.cpp:33:27: error: reference to 'prev' is ambiguous
   33 |                 if (!vect[prev])return -1;
      |                           ^~~~
Catherine.cpp:12:19: note: candidates are: 'int {anonymous}::prev'
   12 |         int A, B, prev;
      |                   ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/vector:60,
                 from Catherine.h:4,
                 from Catherine.cpp:1:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note:                 'template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)'
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Catherine.cpp:34:24: error: reference to 'prev' is ambiguous
   34 |                 return prev=!prev;
      |                        ^~~~
Catherine.cpp:12:19: note: candidates are: 'int {anonymous}::prev'
   12 |         int A, B, prev;
      |                   ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/vector:60,
                 from Catherine.h:4,
                 from Catherine.cpp:1:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note:                 'template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)'
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Catherine.cpp:34:30: error: reference to 'prev' is ambiguous
   34 |                 return prev=!prev;
      |                              ^~~~
Catherine.cpp:12:19: note: candidates are: 'int {anonymous}::prev'
   12 |         int A, B, prev;
      |                   ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/vector:60,
                 from Catherine.h:4,
                 from Catherine.cpp:1:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note:                 'template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)'
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Catherine.cpp:38:21: error: reference to 'prev' is ambiguous
   38 |                 if (prev==-1)return prev=vect[1];
      |                     ^~~~
Catherine.cpp:12:19: note: candidates are: 'int {anonymous}::prev'
   12 |         int A, B, prev;
      |                   ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/vector:60,
                 from Catherine.h:4,
                 from Catherine.cpp:1:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note:                 'template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)'
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Catherine.cpp:38:37: error: reference to 'prev' is ambiguous
   38 |                 if (prev==-1)return prev=vect[1];
      |                                     ^~~~
Catherine.cpp:12:19: note: candidates are: 'int {anonymous}::prev'
   12 |         int A, B, prev;
      |                   ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/vector:60,
                 from Catherine.h:4,
                 from Catherine.cpp:1:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note:                 'template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)'
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Catherine.cpp:41:31: error: reference to 'prev' is ambiguous
   41 |         else if (!lost)return prev=vect[1];
      |                               ^~~~
Catherine.cpp:12:19: note: candidates are: 'int {anonymous}::prev'
   12 |         int A, B, prev;
      |                   ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/vector:60,
                 from Catherine.h:4,
                 from Catherine.cpp:1:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note:                 'template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)'
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Catherine.cpp:43:41: error: request for member 'size' in 'vect.std::vector<int>::operator[](0)', which is of non-class type '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'}
   43 |                 for (int i=0; i<vect[0].size(); ++i)s.pb('0');
      |                                         ^~~~
Catherine.cpp:44:41: error: request for member 'size' in 'vect.std::vector<int>::operator[](1)', which is of non-class type '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'}
   44 |                 for (int i=0; i<vect[1].size(); ++i)s.pb('1');
      |                                         ^~~~
Catherine.cpp:49:45: error: reference to 'prev' is ambiguous
   49 |                 if (vect[0]&&vect[1])return prev=1;
      |                                             ^~~~
Catherine.cpp:12:19: note: candidates are: 'int {anonymous}::prev'
   12 |         int A, B, prev;
      |                   ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/vector:60,
                 from Catherine.h:4,
                 from Catherine.cpp:1:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note:                 'template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)'
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Catherine.cpp:50:24: error: reference to 'prev' is ambiguous
   50 |                 return prev=!!vect[1];
      |                        ^~~~
Catherine.cpp:12:19: note: candidates are: 'int {anonymous}::prev'
   12 |         int A, B, prev;
      |                   ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/vector:60,
                 from Catherine.h:4,
                 from Catherine.cpp:1:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note:                 'template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)'
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~