Submission #430158

#	Time	Username	Problem	Language	Result	Execution time	Memory
430158		oscar1f	Last supper (IOI12_supper)	C++17	Compilation error	0 ms	0 KiB

This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.

#include<bits/stdc++.h> #include "advisor.h" using namespace std; const int NB_BITS=13,MAX_COUL=100*1000,INFINI=1000*1000*1000; set<int> date[MAX_COUL]; int pres[MAX_COUL]; set<pair<int,int>> proch; set<int>::iterator it; set<pair<int,int>>::iterator it2; void crypte(int nb) { cout<<nb<<endl; for (int i=0;i<NB_BITS;i++) { WriteAdvice(char(int('0')+nb%2)); //cout<<char(int('0')+nb%2)<<" "; nb/=2; } } void ComputeAdvice(int *ajout, int nbCoul, int taille, int tailleMax) { for (int i=0;i<nbCoul;i++) { date[i].insert(INFINI); } for (int i=0;i<nbCoul;i++) { date[ajout[i]].insert(i); } for (int i=0;i<taille;i++) { it=date[i].begin(); proch.insert(make_pair(*it,i)); pres[i]=1; } for (int i=0;i<nbCoul;i++) { if (pres[ajout[i]]==1) { crypte(nbCoul); proch.erase(make_pair(i,ajout[i])); it=date[ajout[i]].lower_bound(i+1); proch.insert(make_pair(*it,ajout[i])); } else { it2=proch.lower_bound(make_pair(INFINI,INFINI)); it2--; crypte((*it2).second); pres[(*it2).second]=0; proch.erase(*it2); it=date[ajout[i]].lower_bound(i+1); pres[ajout[i]]=1; proch.insert(make_pair(*it,ajout[i])); } } }

#include<bits/stdc++.h> #include "assistant.h" using namespace std; const int NB_BITS=13; string ligne; int decrypte(int pos) { int rep=0,multi=1; for (int i=NB_BITS*pos;i<NB_BITS*(pos+1);i++) { rep+=multi*(int(ligne[i])-int('0')); multi*=2; } return rep; } void Assist(unsigned char *AA, int NN, int KK, int RR) { ligne=AA; int nb; for (int i=0;i<NN;i++) { nb=decrypte(i); cout<<nb<<endl; nb=GetRequest(); nb=decrypte(i); if (nb!=NN) { PutBack(nb); } } }

Compilation message (stderr)

assistant.cpp: In function 'void Assist(unsigned char*, int, int, int)':
assistant.cpp:18:9: error: no match for 'operator=' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'unsigned char*')
   18 |   ligne=AA;
      |         ^~
In file included from /usr/include/c++/10/string:55,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 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 assistant.cpp:1:
/usr/include/c++/10/bits/basic_string.h:675:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator=(const _CharT*) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' (near match)
  675 |       operator=(const _CharT* __s)
      |       ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:675:7: note:   conversion of argument 1 would be ill-formed:
assistant.cpp:18:9: error: invalid conversion from 'unsigned char*' to 'const char*' [-fpermissive]
   18 |   ligne=AA;
      |         ^~
      |         |
      |         unsigned char*
In file included from /usr/include/c++/10/string:55,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 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 assistant.cpp:1:
/usr/include/c++/10/bits/basic_string.h:686:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator=(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' (near match)
  686 |       operator=(_CharT __c)
      |       ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:686:7: note:   conversion of argument 1 would be ill-formed:
assistant.cpp:18:9: error: invalid conversion from 'unsigned char*' to 'char' [-fpermissive]
   18 |   ligne=AA;
      |         ^~
      |         |
      |         unsigned char*
In file included from /usr/include/c++/10/string:55,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 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 assistant.cpp:1:
/usr/include/c++/10/bits/basic_string.h:665:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator=(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
  665 |       operator=(const basic_string& __str)
      |       ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:665:37: note:   no known conversion for argument 1 from 'unsigned char*' to 'const std::__cxx11::basic_string<char>&'
  665 |       operator=(const basic_string& __str)
      |                 ~~~~~~~~~~~~~~~~~~~~^~~~~
/usr/include/c++/10/bits/basic_string.h:703:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator=(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
  703 |       operator=(basic_string&& __str)
      |       ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:703:32: note:   no known conversion for argument 1 from 'unsigned char*' to 'std::__cxx11::basic_string<char>&&'
  703 |       operator=(basic_string&& __str)
      |                 ~~~~~~~~~~~~~~~^~~~~
/usr/include/c++/10/bits/basic_string.h:766:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator=(std::initializer_list<_Tp>) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
  766 |       operator=(initializer_list<_CharT> __l)
      |       ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:766:42: note:   no known conversion for argument 1 from 'unsigned char*' to 'std::initializer_list<char>'
  766 |       operator=(initializer_list<_CharT> __l)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/basic_string.h:780:8: note: candidate: 'template<class _Tp> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_If_sv<_Tp, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator=(const _Tp&) [with _Tp = _Tp; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
  780 |        operator=(const _Tp& __svt)
      |        ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:780:8: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/10/bits/move.h:57,
                 from /usr/include/c++/10/bits/stl_pair.h:59,
                 from /usr/include/c++/10/bits/stl_algobase.h:64,
                 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 assistant.cpp:1:
/usr/include/c++/10/type_traits: In substitution of 'template<bool _Cond, class _Tp> using enable_if_t = typename std::enable_if::type [with bool _Cond = false; _Tp = std::__cxx11::basic_string<char>&]':
/usr/include/c++/10/bits/basic_string.h:117:8:   required by substitution of 'template<class _CharT, class _Traits, class _Alloc> template<class _Tp, class _Res> using _If_sv = std::enable_if_t<std::__and_<std::is_convertible<const _Tp&, std::basic_string_view<_CharT, _Traits> >, std::__not_<std::is_convertible<const _Tp*, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>*> >, std::__not_<std::is_convertible<const _Tp&, const _CharT*> > >::value, _Res> [with _Tp = unsigned char*; _Res = std::__cxx11::basic_string<char>&; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
/usr/include/c++/10/bits/basic_string.h:780:8:   required by substitution of 'template<class _Tp> std::__cxx11::basic_string<char>::_If_sv<_Tp, std::__cxx11::basic_string<char>&> std::__cxx11::basic_string<char>::operator=<_Tp>(const _Tp&) [with _Tp = unsigned char*]'
assistant.cpp:18:9:   required from here
/usr/include/c++/10/type_traits:2554:11: error: no type named 'type' in 'struct std::enable_if<false, std::__cxx11::basic_string<char>&>'
 2554 |     using enable_if_t = typename enable_if<_Cond, _Tp>::type;
      |           ^~~~~~~~~~~