Language: C++

#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
int main()
{
  ll n,m,k;
  cin>>n>>m>>k;
  vector<ll> a(n),b(m);
  for(ll i=0;i<n;i++)
  {
    cin>>a[i];
    if(i)
      a[i]+=a[i-1];
  }
  for(ll i=0;i<m;i++)
  {
    cin>>b[i];
    if(i)
      b[i]+=b[i-1];
  }
  ll ans=0;
  for(ll i=0;i<n;i++)
  {
    for(ll j=0;j<m;j++)
    {
      if(a[i]+b[j]<=k)
        ans=max(ans,i+j+2);
      else
        break;
    }
  }
  for(int i=0;i<n;i++)
  {
    if(a[i]<=k)
      ans=max(ans,i+1);
    else
      break;
  }
  for(int i=0;i<m;i++)
  {
    if(b[i]<=k)
      ans=max(ans,i+1);
    else
      break;
  }
  cout<<ans;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:35:14: error: no matching function for call to 'max(ll&, int)'
   35 |       ans=max(ans,i+1);
      |           ~~~^~~~~~~~~
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:35:14: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   35 |       ans=max(ans,i+1);
      |           ~~~^~~~~~~~~
/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:35:14: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   35 |       ans=max(ans,i+1);
      |           ~~~^~~~~~~~~
a.cc:42:14: error: no matching function for call to 'max(ll&, int)'
   42 |       ans=max(ans,i+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:42:14: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   42 |       ans=max(ans,i+1);
      |           ~~~^~~~~~~~~
/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
/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:42:14: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   42 |       ans=max(ans,i+1);
      |           ~~~^~~~~~~~~