| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 982349 | batsukh2006 | Combo (IOI18_combo) | 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 "combo.h"
#include<bits/stdc++.h>
using namespace std;
string guess_sequence(int N){
string t="ABXY",ans="";
for(int i=0; i<3; i++){
string r="";
r+=t[i];
if(press(r) ans+=t[i];
}
string s="";
if(ans.size()==0) ans+=t[3];
for(int i=0; i<4; i++){
if(t[i]!=ans) s+=t[i];
}
for(int i=1; i<N; i++){
string tmp="";
tmp+=ans+s[0];
tmp+=ans+s[1]+s[0];
tmp+=ans+s[1]+s[1];
tmp+=ans+s[1]+s[2];
int find=press(tmp);
if(find==0) ans+=s[2];
else if(find==1) ans+=s[0];
else ans+=s[1];
}
return ans;
}
Compilation message (stderr)
combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:9:14: error: expected ';' before 'ans'
9 | if(press(r) ans+=t[i];
| ^~~~
| ;
combo.cpp:10:2: error: expected primary-expression before '}' token
10 | }
| ^
combo.cpp:9:25: error: expected ')' before '}' token
9 | if(press(r) ans+=t[i];
| ~ ^
| )
10 | }
| ~
combo.cpp:10:2: error: expected primary-expression before '}' token
10 | }
| ^
combo.cpp:14:10: error: no match for 'operator!=' (operand types are '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} and 'std::string' {aka 'std::__cxx11::basic_string<char>'})
14 | if(t[i]!=ans) s+=t[i];
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from combo.cpp:2:
/usr/include/c++/10/bits/regex.h:1064:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)'
1064 | operator!=(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1064:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from combo.cpp:2:
/usr/include/c++/10/bits/regex.h:1144:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator!=(std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const std::__cxx11::sub_match<_BiIter>&)'
1144 | operator!=(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1144:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from combo.cpp:2:
/usr/include/c++/10/bits/regex.h:1237:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1237 | operator!=(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1237:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from combo.cpp:2:
/usr/include/c++/10/bits/regex.h:1311:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)'
1311 | operator!=(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1311:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from combo.cpp:2:
/usr/include/c++/10/bits/regex.h:1405:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1405 | operator!=(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1405:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from combo.cpp:2:
/usr/include/c++/10/bits/regex.h:1479:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)'
1479 | operator!=(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1479:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: 'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from combo.cpp:2:
/usr/include/c++/10/bits/regex.h:1579:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1579 | operator!=(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1579:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from combo.cpp:2:
/usr/include/c++/10/bits/regex.h:2126:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator!=(const std::__cxx11::match_results<_BiIter, _Alloc>&, const std::__cxx11::match_results<_BiIter, _Alloc>&)'
2126 | operator!=(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:2126:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::__cxx11::match_results<_BiIter, _Alloc>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/string:40,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/bits/stl_pair.h:496:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator!=(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)'
496 | operator!=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:496:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::pair<_T1, _T2>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/string:40,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:372:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator!=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)'
372 | operator!=(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:372:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::reverse_iterator<_Iterator>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/string:40,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:410:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator!=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
410 | operator!=(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:410:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::reverse_iterator<_Iterator>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/string:40,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1444:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator!=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
1444 | operator!=(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1444:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::move_iterator<_IteratorL>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/char_traits.h:39,
from /usr/include/c++/10/string:40,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1501:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator!=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)'
1501 | operator!=(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1501:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::move_iterator<_IteratorL>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/bits/char_traits.h:40,
from /usr/include/c++/10/string:40,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/bits/postypes.h:227:5: note: candidate: 'template<class _StateT> bool std::operator!=(const std::fpos<_StateT>&, const std::fpos<_StateT>&)'
227 | operator!=(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/10/bits/postypes.h:227:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::fpos<_StateT>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/string:41,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/bits/allocator.h:213:5: note: candidate: 'template<class _T1, class _T2> bool std::operator!=(const std::allocator<_CharT>&, const std::allocator<_T2>&)'
213 | operator!=(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/10/bits/allocator.h:213:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::allocator<_CharT>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/bits/basic_string.h:48,
from /usr/include/c++/10/string:55,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/string_view:525:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator!=(std::basic_string_view<_CharT, _Traits>, std::basic_string_view<_CharT, _Traits>)'
525 | operator!=(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/10/string_view:525:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'char'
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/bits/basic_string.h:48,
from /usr/include/c++/10/string:55,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/string_view:531:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator!=(std::basic_string_view<_CharT, _Traits>, std::__type_identity_t<std::basic_string_view<_CharT, _Traits> >)'
531 | operator!=(basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/10/string_view:531:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'char'
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/bits/basic_string.h:48,
from /usr/include/c++/10/string:55,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/string_view:538:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator!=(std::__type_identity_t<std::basic_string_view<_CharT, _Traits> >, std::basic_string_view<_CharT, _Traits>)'
538 | operator!=(__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
| ^~~~~~~~
/usr/include/c++/10/string_view:538:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/string:55,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6229:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator!=(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
6229 | operator!=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6229:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/string:55,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6242:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator!=(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
6242 | operator!=(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6242:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const _CharT*' and 'char'
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/string:55,
from combo.h:3,
from combo.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6254:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator!=(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
6254 | operator!=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6254:5: note: template argument deduction/substitution failed:
combo.cpp:14:12: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
14 | if(t[i]!=ans) s+=t[i];
| ^~~
In file included from /usr/include/c++/10/bits/ios_base.h:46,
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 combo.cpp:2:
/usr/include/c++/10/system_error:398:3: