Language: C++

#include <iostream>
#include <cmath>
#include <map>
#include <queue>
#include <string>   
#include <string>
#include <algorithm>
using namespace std;

int ch_sign(int n){
    if(n == 0)return 0;
    return (n>0)-(n<0);
}

int main(){
    int n; cin >> n;
    int a[n]; for(int i = 0; i<n; ++i) cin >> a[i];

    int sign1 = (a[0] > 0) - (a[0] < 0), sign2 = -1*sign1;
    int s = a[0]; 
    int ans1 = 0, ans2 = 0;
    for(int i = 1; i<n; ++i){
        //cout << a[i] << ',' <<  s << ',' << sign << endl;
        //while(abs(a[i]) <= abs(s)){ ++ans; a[i] -= sign;}
        //int dis = abs(s) - abs(a[i]) + 1;
        //cout << dis << endl << endl;
        //if(dis > 0){ans += dis; a[i] -= sign*dis;}
        //s += a[i]; sign *= -1;

        s += a[i]; sign1 *= -1; sign2 *= -1;
        if(ch_sign(s) != sign1){ ans1 += abs(s-sign1); s = sign1;}
        if(ch_sign(s) != sign2){ ans2 += abs(s-sign2); s = sign2;}
    }
    cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:34:17: error: no match for 'operator>' (operand types are 'std::basic_ostream<char>' and 'int')
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |     ~~~~~~~~~~~~^~~~~
      |          |       |
      |          |       int
      |          std::basic_ostream<char>
a.cc:34:17: note: candidate: 'operator>(int, int)' (built-in)
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |     ~~~~~~~~~~~~^~~~~
a.cc:34:17: note:   no known conversion for argument 1 from 'std::basic_ostream<char>' to 'int'
In file included from /usr/include/c++/14/string:48,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_iterator.h:462:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
  462 |     operator>(const reverse_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:462:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   'std::basic_ostream<char>' is not derived from 'const std::reverse_iterator<_Iterator>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
/usr/include/c++/14/bits/stl_iterator.h:507:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
  507 |     operator>(const reverse_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:507:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   'std::basic_ostream<char>' is not derived from 'const std::reverse_iterator<_Iterator>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
/usr/include/c++/14/bits/stl_iterator.h:1714:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
 1714 |     operator>(const move_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1714:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   'std::basic_ostream<char>' is not derived from 'const std::move_iterator<_IteratorL>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
/usr/include/c++/14/bits/stl_iterator.h:1774:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
 1774 |     operator>(const move_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1774:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   'std::basic_ostream<char>' is not derived from 'const std::move_iterator<_IteratorL>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
                 from /usr/include/c++/14/string:51:
/usr/include/c++/14/bits/stl_pair.h:1058:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator>(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
 1058 |     operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1058:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   'std::basic_ostream<char>' is not derived from 'const std::pair<_T1, _T2>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
In file included from /usr/include/c++/14/bits/basic_string.h:47,
                 from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:695:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
  695 |     operator> (basic_string_view<_CharT, _Traits> __x,
      |     ^~~~~~~~
/usr/include/c++/14/string_view:695:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   'std::basic_ostream<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
/usr/include/c++/14/string_view:702:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
  702 |     operator> (basic_string_view<_CharT, _Traits> __x,
      |     ^~~~~~~~
/usr/include/c++/14/string_view:702:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   'std::basic_ostream<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
/usr/include/c++/14/string_view:710:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>(__type_identity_t<basic_string_view<_CharT, _Traits> >, basic_string_view<_CharT, _Traits>)'
  710 |     operator> (__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
      |     ^~~~~~~~
/usr/include/c++/14/string_view:710:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'int'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
/usr/include/c++/14/bits/basic_string.h:3915:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 3915 |     operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3915:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   'std::basic_ostream<char>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
/usr/include/c++/14/bits/basic_string.h:3929:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
 3929 |     operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3929:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   'std::basic_ostream<char>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
/usr/include/c++/14/bits/basic_string.h:3942:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 3942 |     operator>(const _CharT* __lhs,
      |     ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3942:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   mismatched types 'const _CharT*' and 'std::basic_ostream<char>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
In file included from /usr/include/c++/14/bits/memory_resource.h:47,
                 from /usr/include/c++/14/string:68:
/usr/include/c++/14/tuple:2619:5: note: candidate: 'template<class ... _TElements, class ... _UElements> constexpr bool std::operator>(const tuple<_UTypes ...>&, const tuple<_Elements ...>&)'
 2619 |     operator>(const tuple<_TElements...>& __t,
      |     ^~~~~~~~
/usr/include/c++/14/tuple:2619:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   'std::basic_ostream<char>' is not derived from 'const std::tuple<_UTypes ...>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
In file included from /usr/include/c++/14/map:63,
                 from a.cc:3:
/usr/include/c++/14/bits/stl_map.h:1564:5: note: candidate: 'template<class _Key, class _Tp, class _Compare, class _Alloc> bool std::operator>(const map<_Key, _Tp, _Compare, _Allocator>&, const map<_Key, _Tp, _Compare, _Allocator>&)'
 1564 |     operator>(const map<_Key, _Tp, _Compare, _Alloc>& __x,
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_map.h:1564:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   'std::basic_ostream<char>' is not derived from 'const std::map<_Key, _Tp, _Compare, _Allocator>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
In file included from /usr/include/c++/14/map:64:
/usr/include/c++/14/bits/stl_multimap.h:1186:5: note: candidate: 'template<class _Key, class _Tp, class _Compare, class _Alloc> bool std::operator>(const multimap<_Key, _Tp, _Compare, _Allocator>&, const multimap<_Key, _Tp, _Compare, _Allocator>&)'
 1186 |     operator>(const multimap<_Key, _Tp, _Compare, _Alloc>& __x,
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_multimap.h:1186:5: note:   template argument deduction/substitution failed:
a.cc:34:18: note:   'std::basic_ostream<char>' is not derived from 'const std::multimap<_Key, _Tp, _Compare, _Allocator>'
   34 |     cout << ans1>ans2 ? ans1 : ans2 << endl; return 0;
      |                  ^~~~
In file included from /usr/include/c++/14/deque:66,
                 from /usr/include/c++/14/queue:62,
                 from a.cc:4:
/usr/include/c++/14/bits/stl_deque.h:2349:5: note: candidate: 'template<class _Tp, class _Alloc> bool std::operator>(const deque<_Tp, _Alloc>&, const deque<_Tp, _Alloc>&)'
 2349 |     operator>(const deque<_Tp, _Alloc>& __x, const deque<_Tp, _Alloc>& __y)