Submission #408589

#TimeUsernameProblemLanguageResultExecution timeMemory
408589Kevin_Zhang_TWThe Big Prize (IOI17_prize)C++17
Compilation error
0 ms0 KiB

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define pb emplace_back
#define AI(i) begin(i), end(i)
template<class T> bool chmin(T &a, T b) { return b < a && (a = b, true); }
template<class T> bool chmax(T &a, T b) { return a < b && (a = b, true); }
#ifdef KEV
#define DE(args...) kout("[ " + string(#args) + " ] = ", args)
void kout() { cerr << endl; }
template<class T, class ...U> void kout(T a, U ...b) { cerr << a << ' ', kout(b...); }
template<class T> void debug(T l, T r) { while (l != r) cerr << *l << " \n"[next(l)==r], ++l; }
#else
#define DE(...) 0
#define debug(...) 0
#endif
 
#include "prize.h"
 
const int MAX_N = 300010;
 
vector<int> qry(int id) {
	static vector<int> mem[MAX_N];
	if (mem[id].size()) return mem[id];
	return mem[id] = ask(id);
}
 
int sum(int id) {
	return qry(id)[0] + qry(id)[1];
}
 
int find_best(int n) {
 
	int cnt = 1, m, h;
 
	set<int> small;

	while (h < n) {
		while (sum(h) < cnt) {
			if (sum(h) == 0) return h;
			++h;
		}
		cnt = sum(h);
 
		int l = h;
		while (small.size() && *small.begin() <= l)
			small.erase(small.begin());
		for (int j = 1<<9;j > 0;j >>= 1) {
			if (l + j >= n || small.size() && l + j >= small.begin()) continue;
			int m = l + j;
			if (sum(m) > cnt) {
				cnt = sum(m);
				ad = false;
				break;
			}
			if (sum(m) == cnt && qry(m)[0] == qry(h)[0])
				l = m;
			if (sum(m) < cnt) {
				small.insert(m);
			}

			if (sum(m) == 0) return m;
		}
		if (sum(h) != cnt) continue;
		h = l + 1;
	}
	assert(false);
}

Compilation message (stderr)

prize.cpp: In function 'int find_best(int)':
prize.cpp:50:44: error: no match for 'operator>=' (operand types are 'int' and 'std::set<int>::iterator' {aka 'std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>, std::allocator<int> >::const_iterator'})
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                      ~~~~~ ^~ ~~~~~~~~~~~~~
      |                                        |                 |
      |                                        int               std::set<int>::iterator {aka std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>, std::allocator<int> >::const_iterator}
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from prize.cpp:2:
/usr/include/c++/10/bits/regex.h:1097:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator>=(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)'
 1097 |     operator>=(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1097:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from prize.cpp:2:
/usr/include/c++/10/bits/regex.h:1180:5: 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>&)'
 1180 |     operator>=(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1180:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from prize.cpp:2:
/usr/include/c++/10/bits/regex.h:1273:5: 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>&)'
 1273 |     operator>=(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1273:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from prize.cpp:2:
/usr/include/c++/10/bits/regex.h:1347:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator>=(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)'
 1347 |     operator>=(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1347:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   'std::set<int>::iterator' {aka 'std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>, std::allocator<int> >::const_iterator'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from prize.cpp:2:
/usr/include/c++/10/bits/regex.h:1441:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator>=(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
 1441 |     operator>=(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1441:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from prize.cpp:2:
/usr/include/c++/10/bits/regex.h:1518:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator>=(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)'
 1518 |     operator>=(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1518:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   'std::set<int>::iterator' {aka 'std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>, std::allocator<int> >::const_iterator'} is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from prize.cpp:2:
/usr/include/c++/10/bits/regex.h:1618:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator>=(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
 1618 |     operator>=(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1618:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included 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 prize.cpp:2:
/usr/include/c++/10/bits/stl_pair.h:514:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator>=(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)'
  514 |     operator>=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:514:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'const std::pair<_T1, _T2>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 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 prize.cpp:2:
/usr/include/c++/10/bits/stl_iterator.h:390:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator>=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)'
  390 |     operator>=(const reverse_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:390:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'const std::reverse_iterator<_Iterator>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 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 prize.cpp:2:
/usr/include/c++/10/bits/stl_iterator.h:428:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator>=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
  428 |     operator>=(const reverse_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:428:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'const std::reverse_iterator<_Iterator>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 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 prize.cpp:2:
/usr/include/c++/10/bits/stl_iterator.h:1478:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator>=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
 1478 |     operator>=(const move_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1478:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'const std::move_iterator<_IteratorL>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 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 prize.cpp:2:
/usr/include/c++/10/bits/stl_iterator.h:1525:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator>=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)'
 1525 |     operator>=(const move_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1525:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'const std::move_iterator<_IteratorL>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 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 prize.cpp:2:
/usr/include/c++/10/string_view:601:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>=(std::basic_string_view<_CharT, _Traits>, std::basic_string_view<_CharT, _Traits>)'
  601 |     operator>=(basic_string_view<_CharT, _Traits> __x,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:601:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 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 prize.cpp:2:
/usr/include/c++/10/string_view:607:5: 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> >)'
  607 |     operator>=(basic_string_view<_CharT, _Traits> __x,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:607:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 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 prize.cpp:2:
/usr/include/c++/10/string_view:614:5: 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>)'
  614 |     operator>=(__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:614:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
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 prize.cpp:2:
/usr/include/c++/10/bits/basic_string.h:6381:5: 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>&)'
 6381 |     operator>=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6381:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
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 prize.cpp:2:
/usr/include/c++/10/bits/basic_string.h:6394:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator>=(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
 6394 |     operator>=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6394:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()) continue;
      |                                                           ^
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 prize.cpp:2:
/usr/include/c++/10/bits/basic_string.h:6406:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator>=(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 6406 |     operator>=(const _CharT* __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6406:5: note:   template argument deduction/substitution failed:
prize.cpp:50:59: note:   mismatched types 'const _CharT*' and 'int'
   50 |    if (l + j >= n || small.size() && l + j >= small.begin()