# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1109477 | imarn | Bigger segments (IZhO19_segments) | 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<bits/stdc++.h>
#define ll long long
#define pii pair<int,int>
#define pll pair<ll,ll>
#define plx pair<ll,int>
#define f first
#define s second
#define pb push_back
#define all(x) x.begin(),x.end()
#define vi vector<int>
#define vvi vector<vi>
#define pp pair<ll,int>
#define ub(x,i) upper_bound(all(x),i)-x.begin()
using namespace std;
const int mxn=5e5+5;
ll t[4*mxn]{0};
void build(int i,int l,int r){
if(l==r)return void(t[i]=1e16);
int m=(l+r)>>1;
build(2*i,l,m);build(2*i+1,m+1,r);
t[i]=min(t[2*i],t[2*i+1]);
}
void upd(int i,int l,int r,int idx,ll v){
if(r<idx||l>idx)return;
if(l==r)return void(t[i]=v);
int m=(l+r)>>1;
upd(2*i,l,m,idx,v);upd(2*i+1,m+1,r,idx,v);
t[i]=min(t[2*i],t[2*i+1]);
}
int qr(int i,int l,int r,ll tt){
if(l==r)return l;int m=(l+r)>>1;
if(t[2*i+1]<=tt)return qr(2*i+1,m+1,r,tt);
return qr(2*i,l,m,tt);
}
int main(){
ios_base::sync_with_stdio(0);cin.tie(0);
int n;cin>>n;build(1,0,n);
ll a[n+1]={0};for(int i=1;i<=n;i++)cin>>a[i],a[i]+=a[i-1];
ll dp[n+1]={0};dp[0]=0;upd(1,0,n,0,0);
for(int i=1;i<=n;i++){
int r=qr(1,0,n,a[i]);
dp[i] = dp[r]+1;
upd(1,0,n,i,2*a[i]-a[r]);
}cout<dp[n];
}
Compilation message (stderr)
segments.cpp: In function 'int qr(int, int, int, long long int)': segments.cpp:31:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation] 31 | if(l==r)return l;int m=(l+r)>>1; | ^~ segments.cpp:31:22: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if' 31 | if(l==r)return l;int m=(l+r)>>1; | ^~~ segments.cpp: In function 'int main()': segments.cpp:44:10: error: no match for 'operator<' (operand types are 'std::ostream' {aka 'std::basic_ostream<char>'} and 'long long int') 44 | }cout<dp[n]; | ~~~~^~~~~~ | | | | | long long int | std::ostream {aka std::basic_ostream<char>} segments.cpp:44:10: note: candidate: 'operator<(int, long long int)' (built-in) 44 | }cout<dp[n]; | ~~~~^~~~~~ segments.cpp:44:10: note: no known conversion for argument 1 from 'std::ostream' {aka 'std::basic_ostream<char>'} to 'int' In file included from /usr/include/c++/10/regex:62, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110, from segments.cpp:1: /usr/include/c++/10/bits/regex.h:1075:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)' 1075 | operator<(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs) | ^~~~~~~~ /usr/include/c++/10/bits/regex.h:1075:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>' 44 | }cout<dp[n]; | ^ In file included from /usr/include/c++/10/regex:62, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110, from segments.cpp:1: /usr/include/c++/10/bits/regex.h:1156:5: 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>&)' 1156 | operator<(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs, | ^~~~~~~~ /usr/include/c++/10/bits/regex.h:1156:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>' 44 | }cout<dp[n]; | ^ In file included from /usr/include/c++/10/regex:62, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110, from segments.cpp:1: /usr/include/c++/10/bits/regex.h:1249:5: 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>&)' 1249 | operator<(const sub_match<_Bi_iter>& __lhs, | ^~~~~~~~ /usr/include/c++/10/bits/regex.h:1249:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>' 44 | }cout<dp[n]; | ^ In file included from /usr/include/c++/10/regex:62, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110, from segments.cpp:1: /usr/include/c++/10/bits/regex.h:1323:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)' 1323 | operator<(typename iterator_traits<_Bi_iter>::value_type const* __lhs, | ^~~~~~~~ /usr/include/c++/10/bits/regex.h:1323:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'long long int' 44 | }cout<dp[n]; | ^ In file included from /usr/include/c++/10/regex:62, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110, from segments.cpp:1: /usr/include/c++/10/bits/regex.h:1417:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)' 1417 | operator<(const sub_match<_Bi_iter>& __lhs, | ^~~~~~~~ /usr/include/c++/10/bits/regex.h:1417:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>' 44 | }cout<dp[n]; | ^ In file included from /usr/include/c++/10/regex:62, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110, from segments.cpp:1: /usr/include/c++/10/bits/regex.h:1492:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)' 1492 | operator<(typename iterator_traits<_Bi_iter>::value_type const& __lhs, | ^~~~~~~~ /usr/include/c++/10/bits/regex.h:1492:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'long long int' 44 | }cout<dp[n]; | ^ In file included from /usr/include/c++/10/regex:62, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110, from segments.cpp:1: /usr/include/c++/10/bits/regex.h:1592:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)' 1592 | operator<(const sub_match<_Bi_iter>& __lhs, | ^~~~~~~~ /usr/include/c++/10/bits/regex.h:1592:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::__cxx11::sub_match<_BiIter>' 44 | }cout<dp[n]; | ^ 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/ios:40, 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 segments.cpp:1: /usr/include/c++/10/bits/stl_pair.h:489:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator<(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)' 489 | operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) | ^~~~~~~~ /usr/include/c++/10/bits/stl_pair.h:489:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::pair<_T1, _T2>' 44 | }cout<dp[n]; | ^ 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/ios:40, 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 segments.cpp:1: /usr/include/c++/10/bits/stl_iterator.h:366:5: note: candidate: 'template<class _Iterator> bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)' 366 | operator<(const reverse_iterator<_Iterator>& __x, | ^~~~~~~~ /usr/include/c++/10/bits/stl_iterator.h:366:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::reverse_iterator<_Iterator>' 44 | }cout<dp[n]; | ^ 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/ios:40, 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 segments.cpp:1: /usr/include/c++/10/bits/stl_iterator.h:404:5: note: candidate: 'template<class _IteratorL, class _IteratorR> bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)' 404 | operator<(const reverse_iterator<_IteratorL>& __x, | ^~~~~~~~ /usr/include/c++/10/bits/stl_iterator.h:404:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::reverse_iterator<_Iterator>' 44 | }cout<dp[n]; | ^ 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/ios:40, 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 segments.cpp:1: /usr/include/c++/10/bits/stl_iterator.h:1451:5: note: candidate: 'template<class _IteratorL, class _IteratorR> bool std::operator<(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)' 1451 | operator<(const move_iterator<_IteratorL>& __x, | ^~~~~~~~ /usr/include/c++/10/bits/stl_iterator.h:1451:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::move_iterator<_IteratorL>' 44 | }cout<dp[n]; | ^ 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/ios:40, 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 segments.cpp:1: /usr/include/c++/10/bits/stl_iterator.h:1507:5: note: candidate: 'template<class _Iterator> bool std::operator<(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)' 1507 | operator<(const move_iterator<_Iterator>& __x, | ^~~~~~~~ /usr/include/c++/10/bits/stl_iterator.h:1507:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::move_iterator<_IteratorL>' 44 | }cout<dp[n]; | ^ 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 segments.cpp:1: /usr/include/c++/10/bits/basic_string.h:6267:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator<(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)' 6267 | operator<(const basic_string<_CharT, _Traits, _Alloc>& __lhs, | ^~~~~~~~ /usr/include/c++/10/bits/basic_string.h:6267:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>' 44 | }cout<dp[n]; | ^ 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 segments.cpp:1: /usr/include/c++/10/bits/basic_string.h:6280:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator<(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _CharT*)' 6280 | operator<(const basic_string<_CharT, _Traits, _Alloc>& __lhs, | ^~~~~~~~ /usr/include/c++/10/bits/basic_string.h:6280:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>' 44 | }cout<dp[n]; | ^ 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 segments.cpp:1: /usr/include/c++/10/bits/basic_string.h:6292:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator<(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)' 6292 | operator<(const _CharT* __lhs, | ^~~~~~~~ /usr/include/c++/10/bits/basic_string.h:6292:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: mismatched types 'const _CharT*' and 'std::basic_ostream<char>' 44 | }cout<dp[n]; | ^ 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 segments.cpp:1: /usr/include/c++/10/system_error:252:3: note: candidate: 'bool std::operator<(const std::error_code&, const std::error_code&)' 252 | operator<(const error_code& __lhs, const error_code& __rhs) noexcept | ^~~~~~~~ /usr/include/c++/10/system_error:252:31: note: no known conversion for argument 1 from 'std::ostream' {aka 'std::basic_ostream<char>'} to 'const std::error_code&' 252 | operator<(const error_code& __lhs, const error_code& __rhs) noexcept | ~~~~~~~~~~~~~~~~~~^~~~~ /usr/include/c++/10/system_error:379:3: note: candidate: 'bool std::operator<(const std::error_condition&, const std::error_condition&)' 379 | operator<(const error_condition& __lhs, | ^~~~~~~~ /usr/include/c++/10/system_error:379:36: note: no known conversion for argument 1 from 'std::ostream' {aka 'std::basic_ostream<char>'} to 'const std::error_condition&' 379 | operator<(const error_condition& __lhs, | ~~~~~~~~~~~~~~~~~~~~~~~^~~~~ In file included from /usr/include/c++/10/deque:67, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:68, from segments.cpp:1: /usr/include/c++/10/bits/stl_deque.h:2279:5: note: candidate: 'template<class _Tp, class _Alloc> bool std::operator<(const std::deque<_Tp, _Alloc>&, const std::deque<_Tp, _Alloc>&)' 2279 | operator<(const deque<_Tp, _Alloc>& __x, const deque<_Tp, _Alloc>& __y) | ^~~~~~~~ /usr/include/c++/10/bits/stl_deque.h:2279:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::deque<_Tp, _Alloc>' 44 | }cout<dp[n]; | ^ In file included from /usr/include/c++/10/tuple:39, from /usr/include/c++/10/functional:54, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:71, from segments.cpp:1: /usr/include/c++/10/array:284:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> bool std::operator<(const std::array<_Tp, _Nm>&, const std::array<_Tp, _Nm>&)' 284 | operator<(const array<_Tp, _Nm>& __a, const array<_Tp, _Nm>& __b) | ^~~~~~~~ /usr/include/c++/10/array:284:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'const std::array<_Tp, _Nm>' 44 | }cout<dp[n]; | ^ In file included from /usr/include/c++/10/functional:54, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:71, from segments.cpp:1: /usr/include/c++/10/tuple:1435:5: note: candidate: 'template<class ... _TElements, class ... _UElements> constexpr bool std::operator<(const std::tuple<_Tps ...>&, const std::tuple<_Elements ...>&)' 1435 | operator<(const tuple<_TElements...>& __t, | ^~~~~~~~ /usr/include/c++/10/tuple:1435:5: note: template argument deduction/substitution failed: segments.cpp:44:15: note: 'std::os