# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
135963 | neki | Combo (IOI18_combo) | C++14 | 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>
#define loop(i, a, b) for(int i=a;i<b;i++)
using namespace std;
vector<string>zn={"A", "B", "X", "Y"};
std::string guess_sequence(int N) {
int st;
vector<int> ost;
loop(i, 0, 4){
string s(1, zn[i]);
if(press(s)) st=i;
else ost.push_back(i);
}
string ans(1, zn[st]);
if(N==1) return ans;
loop(i, 1, N-1){
string ask=ans+zn[ost[0]]+ans+zn[ost[1]]+zn[ost[0]]+ans+zn[ost[1]]+zn[ost[1]]+ans+zn[ost[1]]+zn[ost[2]];
int res=press(ask);
if(res==ans.length()) ans+=zn[ost[2]];
else if(res==ans.length()+1) ans+=zn[ost[0]];
else ans+=zn[ost[1]];
}
loop(i, 0, 3){
if(ask(ans+zn[ost[i]])==ans.length()+1) return ans+zn[ost[i]];
}
}
Compilation message (stderr)
combo.cpp: In function 'std::string guess_sequence(int)': combo.cpp:11:26: error: no matching function for call to 'std::__cxx11::basic_string<char>::basic_string(int, __gnu_cxx::__alloc_traits<std::allocator<std::__cxx11::basic_string<char> >, std::__cxx11::basic_string<char> >::value_type&)' 11 | string s(1, zn[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:625:9: note: candidate: 'template<class _InputIterator, class> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(_InputIterator, _InputIterator, const _Alloc&) [with _InputIterator = _InputIterator; <template-parameter-2-2> = <template-parameter-1-2>; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 625 | basic_string(_InputIterator __beg, _InputIterator __end, | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:625:9: note: template argument deduction/substitution failed: combo.cpp:11:26: note: deduced conflicting types for parameter '_InputIterator' ('int' and 'std::__cxx11::basic_string<char>') 11 | string s(1, zn[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:587:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 587 | basic_string(basic_string&& __str, const _Alloc& __a) | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:587:35: note: no known conversion for argument 1 from 'int' to 'std::__cxx11::basic_string<char>&&' 587 | basic_string(basic_string&& __str, const _Alloc& __a) | ~~~~~~~~~~~~~~~^~~~~ /usr/include/c++/10/bits/basic_string.h:583:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 583 | basic_string(const basic_string& __str, const _Alloc& __a) | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:583:40: note: no known conversion for argument 1 from 'int' to 'const std::__cxx11::basic_string<char>&' 583 | basic_string(const basic_string& __str, const _Alloc& __a) | ~~~~~~~~~~~~~~~~~~~~^~~~~ /usr/include/c++/10/bits/basic_string.h:579:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::initializer_list<_Tp>, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 579 | basic_string(initializer_list<_CharT> __l, const _Alloc& __a = _Alloc()) | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:579:45: note: no known conversion for argument 1 from 'int' to 'std::initializer_list<char>' 579 | basic_string(initializer_list<_CharT> __l, const _Alloc& __a = _Alloc()) | ~~~~~~~~~~~~~~~~~~~~~~~~~^~~ /usr/include/c++/10/bits/basic_string.h:552:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 552 | basic_string(basic_string&& __str) noexcept | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:552:7: note: candidate expects 1 argument, 2 provided /usr/include/c++/10/bits/basic_string.h:540:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, _CharT, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]' 540 | basic_string(size_type __n, _CharT __c, const _Alloc& __a = _Alloc()) | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:540:42: note: no known conversion for argument 2 from '__gnu_cxx::__alloc_traits<std::allocator<std::__cxx11::basic_string<char> >, std::__cxx11::basic_string<char> >::value_type' {aka 'std::__cxx11::basic_string<char>'} to 'char' 540 | basic_string(size_type __n, _CharT __c, const _Alloc& __a = _Alloc()) | ~~~~~~~^~~ /usr/include/c++/10/bits/basic_string.h:525:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _CharT*, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 525 | basic_string(const _CharT* __s, const _Alloc& __a = _Alloc()) | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:525:53: note: no known conversion for argument 2 from '__gnu_cxx::__alloc_traits<std::allocator<std::__cxx11::basic_string<char> >, std::__cxx11::basic_string<char> >::value_type' {aka 'std::__cxx11::basic_string<char>'} to 'const std::allocator<char>&' 525 | basic_string(const _CharT* __s, const _Alloc& __a = _Alloc()) | ~~~~~~~~~~~~~~^~~~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:510:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _CharT*, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]' 510 | basic_string(const _CharT* __s, size_type __n, | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:510:49: note: no known conversion for argument 2 from '__gnu_cxx::__alloc_traits<std::allocator<std::__cxx11::basic_string<char> >, std::__cxx11::basic_string<char> >::value_type' {aka 'std::__cxx11::basic_string<char>'} to 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} 510 | basic_string(const _CharT* __s, size_type __n, | ~~~~~~~~~~^~~ /usr/include/c++/10/bits/basic_string.h:492:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]' 492 | basic_string(const basic_string& __str, size_type __pos, | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:492:7: note: candidate expects 4 arguments, 2 provided /usr/include/c++/10/bits/basic_string.h:476:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]' 476 | basic_string(const basic_string& __str, size_type __pos, | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:476:7: note: candidate expects 3 arguments, 2 provided /usr/include/c++/10/bits/basic_string.h:461:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]' 461 | basic_string(const basic_string& __str, size_type __pos, | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:461:40: note: no known conversion for argument 1 from 'int' to 'const std::__cxx11::basic_string<char>&' 461 | basic_string(const basic_string& __str, size_type __pos, | ~~~~~~~~~~~~~~~~~~~~^~~~~ /usr/include/c++/10/bits/basic_string.h:448:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 448 | basic_string(const basic_string& __str) | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:448:7: note: candidate expects 1 argument, 2 provided /usr/include/c++/10/bits/basic_string.h:440:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 440 | basic_string(const _Alloc& __a) _GLIBCXX_NOEXCEPT | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:440:7: note: candidate expects 1 argument, 2 provided /usr/include/c++/10/bits/basic_string.h:431:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 431 | basic_string() | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:431:7: note: candidate expects 0 arguments, 2 provided combo.cpp:15:25: error: no matching function for call to 'std::__cxx11::basic_string<char>::basic_string(int, __gnu_cxx::__alloc_traits<std::allocator<std::__cxx11::basic_string<char> >, std::__cxx11::basic_string<char> >::value_type&)' 15 | string ans(1, zn[st]); | ^ 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:625:9: note: candidate: 'template<class _InputIterator, class> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(_InputIterator, _InputIterator, const _Alloc&) [with _InputIterator = _InputIterator; <template-parameter-2-2> = <template-parameter-1-2>; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 625 | basic_string(_InputIterator __beg, _InputIterator __end, | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:625:9: note: template argument deduction/substitution failed: combo.cpp:15:25: note: deduced conflicting types for parameter '_InputIterator' ('int' and 'std::__cxx11::basic_string<char>') 15 | string ans(1, zn[st]); | ^ 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:587:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 587 | basic_string(basic_string&& __str, const _Alloc& __a) | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:587:35: note: no known conversion for argument 1 from 'int' to 'std::__cxx11::basic_string<char>&&' 587 | basic_string(basic_string&& __str, const _Alloc& __a) | ~~~~~~~~~~~~~~~^~~~~ /usr/include/c++/10/bits/basic_string.h:583:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 583 | basic_string(const basic_string& __str, const _Alloc& __a) | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:583:40: note: no known conversion for argument 1 from 'int' to 'const std::__cxx11::basic_string<char>&' 583 | basic_string(const basic_string& __str, const _Alloc& __a) | ~~~~~~~~~~~~~~~~~~~~^~~~~ /usr/include/c++/10/bits/basic_string.h:579:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::initializer_list<_Tp>, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 579 | basic_string(initializer_list<_CharT> __l, const _Alloc& __a = _Alloc()) | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:579:45: note: no known conversion for argument 1 from 'int' to 'std::initializer_list<char>' 579 | basic_string(initializer_list<_CharT> __l, const _Alloc& __a = _Alloc()) | ~~~~~~~~~~~~~~~~~~~~~~~~~^~~ /usr/include/c++/10/bits/basic_string.h:552:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 552 | basic_string(basic_string&& __str) noexcept | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:552:7: note: candidate expects 1 argument, 2 provided /usr/include/c++/10/bits/basic_string.h:540:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, _CharT, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]' 540 | basic_string(size_type __n, _CharT __c, const _Alloc& __a = _Alloc()) | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:540:42: note: no known conversion for argument 2 from '__gnu_cxx::__alloc_traits<std::allocator<std::__cxx11::basic_string<char> >, std::__cxx11::basic_string<char> >::value_type' {aka 'std::__cxx11::basic_string<char>'} to 'char' 540 | basic_string(size_type __n, _CharT __c, const _Alloc& __a = _Alloc()) | ~~~~~~~^~~ /usr/include/c++/10/bits/basic_string.h:525:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _CharT*, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 525 | basic_string(const _CharT* __s, const _Alloc& __a = _Alloc()) | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:525:53: note: no known conversion for argument 2 from '__gnu_cxx::__alloc_traits<std::allocator<std::__cxx11::basic_string<char> >, std::__cxx11::basic_string<char> >::value_type' {aka 'std::__cxx11::basic_string<char>'} to 'const std::allocator<char>&' 525 | basic_string(const _CharT* __s, const _Alloc& __a = _Alloc()) | ~~~~~~~~~~~~~~^~~~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:510:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _CharT*, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]' 510 | basic_string(const _CharT* __s, size_type __n, | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:510:49: note: no known conversion for argument 2 from '__gnu_cxx::__alloc_traits<std::allocator<std::__cxx11::basic_string<char> >, std::__cxx11::basic_string<char> >::value_type' {aka 'std::__cxx11::basic_string<char>'} to 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} 510 | basic_string(const _CharT* __s, size_type __n, | ~~~~~~~~~~^~~ /usr/include/c++/10/bits/basic_string.h:492:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]' 492 | basic_string(const basic_string& __str, size_type __pos, | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:492:7: note: candidate expects 4 arguments, 2 provided /usr/include/c++/10/bits/basic_string.h:476:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]' 476 | basic_string(const basic_string& __str, size_type __pos, | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:476:7: note: candidate expects 3 arguments, 2 provided /usr/include/c++/10/bits/basic_string.h:461:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]' 461 | basic_string(const basic_string& __str, size_type __pos, | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:461:40: note: no known conversion for argument 1 from 'int' to 'const std::__cxx11::basic_string<char>&' 461 | basic_string(const basic_string& __str, size_type __pos, | ~~~~~~~~~~~~~~~~~~~~^~~~~ /usr/include/c++/10/bits/basic_string.h:448:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 448 | basic_string(const basic_string& __str) | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:448:7: note: candidate expects 1 argument, 2 provided /usr/include/c++/10/bits/basic_string.h:440:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]' 440 | basic_string(const _Alloc& __a) _GLIBCXX_NOEXCEPT | ^~~~~~~~~~~~ /usr/include/c++/10/bits/basic_string.h:440:7: note: candidate expects 1 argument, 2 provided /usr/include/c++/10/bits/basic_string.h:431:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allo