Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
#define FOR(i,L,R) for(i=L;i<R;i++)
#define REP(i,N) FOR(i,0,N)
int main(){
  ll N,i,ans,sum;cin>>N;ll A[N];REP(i,N)cin>>A[i];
  sum=max(A[0],1);ans=sum-A[0];
  FOR(i,(ll)1,N){
    if((sum<0&&sum+A[i]>0)||(sum>0&&sum+A[i]<0))sum+=A[i];
    else{ans+=abs(A[i]+sum)+1;if(sum>0)sum=-1;else sum=1;}
  }
  p=ans;sum=min(A[0],-1);ans=sum-A[0];
  FOR(i,(ll)1,N){
     if((sum<0&&sum+A[i]>0)||(sum>0&&sum+A[i]<0))sum+=A[i];
    else{ans+=abs(A[i]+sum)+1;if(sum>0)sum=-1;else sum=1;}
  }
  cout<<min(ans,p)<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:10: error: no matching function for call to 'max(ll&, int)'
    8 |   sum=max(A[0],1);ans=sum-A[0];
      |       ~~~^~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:8:10: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
    8 |   sum=max(A[0],1);ans=sum-A[0];
      |       ~~~^~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:8:10: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
    8 |   sum=max(A[0],1);ans=sum-A[0];
      |       ~~~^~~~~~~~
a.cc:13:3: error: 'p' was not declared in this scope
   13 |   p=ans;sum=min(A[0],-1);ans=sum-A[0];
      |   ^
a.cc:13:16: error: no matching function for call to 'min(ll&, int)'
   13 |   p=ans;sum=min(A[0],-1);ans=sum-A[0];
      |             ~~~^~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:13:16: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   13 |   p=ans;sum=min(A[0],-1);ans=sum-A[0];
      |             ~~~^~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:13:16: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   13 |   p=ans;sum=min(A[0],-1);ans=sum-A[0];
      |             ~~~^~~~~~~~~