Language: C++

#include <bits/stdc++.h>
using namespace std;
long long n,h[200001],a[2000001],c[200001]={0},ans=0,t;
long long lowbit(int x)
{
	return x&-x;
}
void update(int index,int max_value)
{
	while(index<=n)
	{
		c[index]=max(c[index],max_value);
		index+=lowbit(index);
	}
	
}
long long  maxrange(int index)
{
	int ret=0;
	while(index)
	{
		ret=max(c[index],ret);
		index-=lowbit(index);
	}
	return ret;
}
int main()
{
	long long i,j;
	scanf("%lld",&n);
	for(i=1;i<=n;i++)
	{
		scanf("%lld",&h[i]);
	}
	for(i=1;i<=n;i++)
	{
		scanf("%lld",&a[i]);
		c[a[i]]=1;
		t=maxrange(h[i]-1);
		update(h[i],t+a[i]);
		ans=max(ans,t+a[i]);
	}
	printf("%lld",ans);
}

Compiler output:
a.cc: In function 'void update(int, int)':
a.cc:12:29: error: no matching function for call to 'max(long long int&, int&)'
   12 |                 c[index]=max(c[index],max_value);
      |                          ~~~^~~~~~~~~~~~~~~~~~~~
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:12:29: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   12 |                 c[index]=max(c[index],max_value);
      |                          ~~~^~~~~~~~~~~~~~~~~~~~
/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:12:29: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   12 |                 c[index]=max(c[index],max_value);
      |                          ~~~^~~~~~~~~~~~~~~~~~~~
a.cc: In function 'long long int maxrange(int)':
a.cc:22:24: error: no matching function for call to 'max(long long int&, int&)'
   22 |                 ret=max(c[index],ret);
      |                     ~~~^~~~~~~~~~~~~~
/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:22:24: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   22 |                 ret=max(c[index],ret);
      |                     ~~~^~~~~~~~~~~~~~
/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:22:24: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   22 |                 ret=max(c[index],ret);
      |                     ~~~^~~~~~~~~~~~~~