Language: C++

#include<iostream>
#include<algorithm>
using lint=int64_t;
using namespace std;

const lint mod=1e9+7;

int main()
{
	int N,M;
	lint dp[100010]={};

	cin >> N >> M;
	for(int i=0;i<M;i++)
	{
		int a;
		cin >> a;
		dp[a]=-1;
	}

	dp[0]=1;
	dp[1]=1;
	for(int i=2;i<=N;i++)
	{
		if(dp[i]==-1)
			continue;

		dp[i]=max(0LL,dp[i-1])+max(0LL,dp[i-2]);
		dp[i]%=mod;
	}

	cout << max(0LL,dp[N]) << endl;
	return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:28:26: error: no matching function for call to 'max(long long int, lint&)'
   28 |                 dp[i]=max(0LL,dp[i-1])+max(0LL,dp[i-2]);
      |                       ~~~^~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 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_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:28:26: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'lint' {aka 'long int'})
   28 |                 dp[i]=max(0LL,dp[i-1])+max(0LL,dp[i-2]);
      |                       ~~~^~~~~~~~~~~~~
/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,
                 from a.cc:2:
/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:28:26: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   28 |                 dp[i]=max(0LL,dp[i-1])+max(0LL,dp[i-2]);
      |                       ~~~^~~~~~~~~~~~~
a.cc:28:43: error: no matching function for call to 'max(long long int, lint&)'
   28 |                 dp[i]=max(0LL,dp[i-1])+max(0LL,dp[i-2]);
      |                                        ~~~^~~~~~~~~~~~~
/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:28:43: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'lint' {aka 'long int'})
   28 |                 dp[i]=max(0LL,dp[i-1])+max(0LL,dp[i-2]);
      |                                        ~~~^~~~~~~~~~~~~
/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:28:43: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   28 |                 dp[i]=max(0LL,dp[i-1])+max(0LL,dp[i-2]);
      |                                        ~~~^~~~~~~~~~~~~
a.cc:32:20: error: no matching function for call to 'max(long long int, lint&)'
   32 |         cout << max(0LL,dp[N]) << endl;
      |                 ~~~^~~~~~~~~~~
/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:32:20: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'lint' {aka 'long int'})
   32 |         cout << max(0LL,dp[N]) << endl;
      |                 ~~~^~~~~~~~~~~
/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:32:20: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   32 |         cout << max(0LL,dp[N]) << endl;
      |                 ~~~^~~~~~~~~~~