Submission #795569

#	Time	Username	Problem	Language	Result	Execution time	Memory
795569		alexander707070	Counting Mushrooms (IOI20_mushrooms)	C++14	Compilation error	0 ms	0 KiB

mushrooms

#include<bits/stdc++.h>
#include "mushrooms.h"
#define MAXN 20000
using namespace std;

int n,bucket,res,ans;
int color[MAXN],br[2];
vector<int> s1,s2,curr;

int count_mushrooms(int N){
    n=N;
    bucket=min(sqrt(n)*1.5,n);

    for(int i=1;i<bucket;i++){
        color[i]=use_machine({0,i});
    }

    for(int i=0;i<bucket;i++){
        br[color[i]]++;
        if(color[i]==0)s1.push_back(i);
        else s2.push_back(i);
    }

    if(br[0]>br[1]){
        ans=br[0];

        for(int i=bucket;i<n;i+=br[0]){
            curr.clear();
            for(int f=i;f<min(i+br[0],n);f++){
                curr.push_back(s1[f-i]);
                curr.push_back(f);
            }
            res=use_machine(curr);
            ans+=br[0]-ceil(res/2.0);
        }
    }else{
        ans=br[0];

        for(int i=bucket;i<n;i+=br[1]){
            curr.clear();
            for(int f=i;f<min(i+br[1],n);f++){
                curr.push_back(s2[f-i]);
                curr.push_back(f);
            }
            res=use_machine(curr);
            ans+=ceil(res/2.0);
        }
    }

    return ans;
}

Compilation message (stderr)

mushrooms.cpp: In function 'int count_mushrooms(int)':
mushrooms.cpp:12:29: error: no matching function for call to 'min(__gnu_cxx::__enable_if<true, double>::__type, int&)'
   12 |     bucket=min(sqrt(n)*1.5,n);
      |                             ^
In file included from /usr/include/c++/10/bits/char_traits.h:39,
                 from /usr/include/c++/10/ios:40,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 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:12:29: note:   deduced conflicting types for parameter 'const _Tp' ('double' and 'int')
   12 |     bucket=min(sqrt(n)*1.5,n);
      |                             ^
In file included from /usr/include/c++/10/bits/char_traits.h:39,
                 from /usr/include/c++/10/ios:40,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 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:12:29: note:   deduced conflicting types for parameter 'const _Tp' ('double' and 'int')
   12 |     bucket=min(sqrt(n)*1.5,n);
      |                             ^
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:12:29: note:   mismatched types 'std::initializer_list<_Tp>' and 'double'
   12 |     bucket=min(sqrt(n)*1.5,n);
      |                             ^
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:12:29: note:   mismatched types 'std::initializer_list<_Tp>' and 'double'
   12 |     bucket=min(sqrt(n)*1.5,n);
      |                             ^