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Submission #1080682

# Submission time Handle Problem Language Result Execution time Memory
1080682 2024-08-29T12:37:10 Z UmairAhmadMirza Counting Mushrooms (IOI20_mushrooms) C++17
Compilation error
 0 ms 0 KB 
#include <bits/stdc++.h>
using namespace std;
 
int const N=20005;
int const H=141;
 
int use_machine(vector<int> x);

int solve(int n){
	vector<int> A,B;
	A.push_back(0);
	vector<int> q;
	q.push_back(0);
	for(int i=1;i<n;i++){
		q.push_back(i);
		if(use_machine(q))
			B.push_back(i);
		else
			A.push_back(i);
		q.pop_back();
	}
	return int(A.size());
}
 
int count_mushrooms(int n){
	if(n<=282)
		return solve(n);
	vector<int> A,B;
	A.push_back(0);
	vector<int> q;
	q.push_back(0);
	for(int i=1;i<n;i++){
		q.push_back(i);
		if(use_machine(q))
			B.push_back(i);
		else
			A.push_back(i);
		q.pop_back();
		if(A.size()>=2 || B.size()>=2)
			break;
	}
	bool bl=0;
	if(A.size()<B.size()){
		swap(A,B);
		bl=1;
	}
	for (int i = (A.size()+B.size()); i < n; i+=2)
	{
		q.clear();
		q.push_back(A[0]);
		q.push_back(i);
		q.push_back(A[1]);
		q.push_back(i+1);
		int v=use_machine(q);
		if(v%2==0)
			A.push_back(i+1);
		else
			B.push_back(i+1);

		if(v>=2)
			B.push_back(i);
		else
			A.push_back(i);
		if(A.size()>=H || B.size()>=H)
			break;
	}
	if(bl){
		bl=0;
		swap(A,B);
	}
	if(A.size()<B.size()){
		bl=1;
		swap(A,B);
	}
	int cntA=A.size(),cntB=B.size();
	for(int i=(A.size()+B.size());i<n;i+=(A.size())){
		vector<int> q;
		for(int j=i;j<min(i+(A.size()),n);j++){
			q.push_back(A[j-i]);
			q.push_back(j);
		}
		int v=use_machine(q)+1;
		if(v%2)
			A.push_back(min(n,i+(A.size()))-1);
		cntB+=v/2;
	}
	cntA=n-cntB;
	if(bl)
		swap(cntB,cntA);
	return cntA;
}

Compilation message

mushrooms.cpp: In function 'int count_mushrooms(int)':
mushrooms.cpp:78:35: error: no matching function for call to 'min(std::vector<int>::size_type, int&)'
   78 |   for(int j=i;j<min(i+(A.size()),n);j++){
      |                                   ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from mushrooms.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:230:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  230 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:230:5: note:   template argument deduction/substitution failed:
mushrooms.cpp:78:35: note:   deduced conflicting types for parameter 'const _Tp' ('long unsigned int' and 'int')
   78 |   for(int j=i;j<min(i+(A.size()),n);j++){
      |                                   ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from mushrooms.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:278:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  278 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:278:5: note:   template argument deduction/substitution failed:
mushrooms.cpp:78:35: note:   deduced conflicting types for parameter 'const _Tp' ('long unsigned int' and 'int')
   78 |   for(int j=i;j<min(i+(A.size()),n);j++){
      |                                   ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from mushrooms.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3468:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)'
 3468 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3468:5: note:   template argument deduction/substitution failed:
mushrooms.cpp:78:35: note:   mismatched types 'std::initializer_list<_Tp>' and 'long unsigned int'
   78 |   for(int j=i;j<min(i+(A.size()),n);j++){
      |                                   ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from mushrooms.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)'
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3474:5: note:   template argument deduction/substitution failed:
mushrooms.cpp:78:35: note:   mismatched types 'std::initializer_list<_Tp>' and 'long unsigned int'
   78 |   for(int j=i;j<min(i+(A.size()),n);j++){
      |                                   ^
mushrooms.cpp:84:34: error: no matching function for call to 'min(int&, std::vector<int>::size_type)'
   84 |    A.push_back(min(n,i+(A.size()))-1);
      |                                  ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from mushrooms.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:230:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  230 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:230:5: note:   template argument deduction/substitution failed:
mushrooms.cpp:84:34: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::vector<int>::size_type' {aka 'long unsigned int'})
   84 |    A.push_back(min(n,i+(A.size()))-1);
      |                                  ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from mushrooms.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:278:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  278 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:278:5: note:   template argument deduction/substitution failed:
mushrooms.cpp:84:34: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::vector<int>::size_type' {aka 'long unsigned int'})
   84 |    A.push_back(min(n,i+(A.size()))-1);
      |                                  ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from mushrooms.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3468:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)'
 3468 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3468:5: note:   template argument deduction/substitution failed:
mushrooms.cpp:84:34: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   84 |    A.push_back(min(n,i+(A.size()))-1);
      |                                  ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from mushrooms.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)'
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3474:5: note:   template argument deduction/substitution failed:
mushrooms.cpp:84:34: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   84 |    A.push_back(min(n,i+(A.size()))-1);
      |                                  ^