Submission #359286

#	Time	Username	Problem	Language	Result	Execution time	Memory
359286		mohamedsobhi777	Languages (IOI10_languages)	C++14	Compilation error	0 ms	0 KiB

lang

#include <bits/stdc++.h>
#include "lang.h"
#include "grader.h"

using namespace std;

const int Lang = 56;

int lang[Lang + 1][66000];
int ref[Lang + 1][66000];
int *glo;
int freq[66000];
set<int> sit[66000];

long long calc(int lan)
{
       for (int i = 0; i < 100; ++i)
              freq[glo[i]] = 0;
       long long ret = 0;
       for (int i = 0; i < 100; ++i)
       {
              if (int(sit[glo[i]].size()) > 30)
                     continue;
              if (ref[lan][glo[i]] < 5)
                     continue;
              ret += ++freq[glo[i]] * lang[lan][glo[i]];
       }
       return ret;
}

void excerpt(int *ex)
{
       glo = ex;
       long long simi = 0;
       int wnr = 0;
       for (int i = 0; i < Lang; ++i)
       {
              double y = calc(i);
              if (y > simi)
              {
                     simi = y;
                     wnr = i;
              }
       }
       int z = language(wnr);
       for (int i = 0; i < 100; ++i)
       {
              //              lang[z][ex[i]]++;
              lang[z][ex[i]] = min(lang[z][ex[i]] + 1, 15);
              ref[z][ex[i]]++;
              sit[ex[i]].insert(z);
       }
}

Compilation message (stderr)

lang.cpp: In function 'long long int calc(int)':
lang.cpp:24:19: error: reference to 'ref' is ambiguous
   24 |               if (ref[lan][glo[i]] < 5)
      |                   ^~~
In file included from /usr/include/c++/9/functional:58,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:71,
                 from lang.cpp:1:
/usr/include/c++/9/bits/refwrap.h:370:5: note: candidates are: 'template<class _Tp> std::reference_wrapper<_Tp> std::ref(std::reference_wrapper<_Tp>)'
  370 |     ref(reference_wrapper<_Tp> __t) noexcept
      |     ^~~
/usr/include/c++/9/bits/refwrap.h:362:10: note:                 'template<class _Tp> void std::ref(const _Tp&&)'
  362 |     void ref(const _Tp&&) = delete;
      |          ^~~
/usr/include/c++/9/bits/refwrap.h:352:5: note:                 'template<class _Tp> std::reference_wrapper<_Tp> std::ref(_Tp&)'
  352 |     ref(_Tp& __t) noexcept
      |     ^~~
lang.cpp:10:5: note:                 'int ref [57][66000]'
   10 | int ref[Lang + 1][66000];
      |     ^~~
lang.cpp: In function 'void excerpt(int*)':
lang.cpp:50:15: error: reference to 'ref' is ambiguous
   50 |               ref[z][ex[i]]++;
      |               ^~~
In file included from /usr/include/c++/9/functional:58,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:71,
                 from lang.cpp:1:
/usr/include/c++/9/bits/refwrap.h:370:5: note: candidates are: 'template<class _Tp> std::reference_wrapper<_Tp> std::ref(std::reference_wrapper<_Tp>)'
  370 |     ref(reference_wrapper<_Tp> __t) noexcept
      |     ^~~
/usr/include/c++/9/bits/refwrap.h:362:10: note:                 'template<class _Tp> void std::ref(const _Tp&&)'
  362 |     void ref(const _Tp&&) = delete;
      |          ^~~
/usr/include/c++/9/bits/refwrap.h:352:5: note:                 'template<class _Tp> std::reference_wrapper<_Tp> std::ref(_Tp&)'
  352 |     ref(_Tp& __t) noexcept
      |     ^~~
lang.cpp:10:5: note:                 'int ref [57][66000]'
   10 | int ref[Lang + 1][66000];
      |     ^~~