Submission #1214875

#	Time	Username	Problem	Language	Result	Execution time	Memory
1214875		Math4Life2020	Counting Mushrooms (IOI20_mushrooms)	C++20	Compilation error	0 ms	0 KiB

mushrooms

#include <bits/stdc++.h>
using namespace std;
using ll = int; using pii = pair<ll,ll>;

#include "mushrooms.h"

ll count_mushrooms(ll N) {
    queue<ll> left;
    ll nA=0;
    vector<ll> va,vb; //vectors of known
    va.push_back(0);
    for (ll i=1;i<N;i++) {
        left.push(i);
    }
    while (left.size()!=0) {
        ll MXS = max(va.size(),vb.size());
        MXS = min(MXS,left.size());
        if (vb.size()>=va.size()) {
            vector<ll> vuse;
            for (ll i=0;i<MXS;i++) {
                vuse.push_back(vb[i]);
                vuse.push_back(left.front());
                left.pop();
            }
            ll y = use_machine(vuse);
            nA += (y/2);
            if (y%2==0) {
                vb.push_back(vuse.back());
            } else {
                va.push_back(vuse.back());
            }
        } else {
            vector<ll> vuse;
            for (ll i=0;i<MXS;i++) {
                vuse.push_back(va[i]);
                vuse.push_back(left.front());
                left.pop();
            }
            ll y = use_machine(vuse);
            nA += MXS-1-(y/2);
            if (y%2==1) {
                vb.push_back(vuse.back());
            } else {
                va.push_back(vuse.back());
            }
        }
    }
    return (va.size()+nA);
}

Compilation message (stderr)

mushrooms.cpp: In function 'll count_mushrooms(ll)':
mushrooms.cpp:17:18: error: no matching function for call to 'min(ll&, std::queue<int>::size_type)'
   17 |         MXS = min(MXS,left.size());
      |               ~~~^~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from mushrooms.cpp:1:
/usr/include/c++/11/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++/11/bits/stl_algobase.h:230:5: note:   template argument deduction/substitution failed:
mushrooms.cpp:17:18: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::queue<int>::size_type' {aka 'long unsigned int'})
   17 |         MXS = min(MXS,left.size());
      |               ~~~^~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from mushrooms.cpp:1:
/usr/include/c++/11/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++/11/bits/stl_algobase.h:278:5: note:   template argument deduction/substitution failed:
mushrooms.cpp:17:18: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::queue<int>::size_type' {aka 'long unsigned int'})
   17 |         MXS = min(MXS,left.size());
      |               ~~~^~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/string:52,
                 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 mushrooms.cpp:1:
/usr/include/c++/11/bits/stl_algo.h:3449:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)'
 3449 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/11/bits/stl_algo.h:3449:5: note:   template argument deduction/substitution failed:
mushrooms.cpp:17:18: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   17 |         MXS = min(MXS,left.size());
      |               ~~~^~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/string:52,
                 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 mushrooms.cpp:1:
/usr/include/c++/11/bits/stl_algo.h:3455:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)'
 3455 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/11/bits/stl_algo.h:3455:5: note:   template argument deduction/substitution failed:
mushrooms.cpp:17:18: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   17 |         MXS = min(MXS,left.size());
      |               ~~~^~~~~~~~~~~~~~~~~