Language: C++

#include <iostream>
#include <algorithm>
#include <functional>
#include <string>
#include <vector>
#include <utility>
#include <climits>
#include <iomanip>
using namespace std;
#define MAXSIZE 100005
#define MAXL 100
#define MOD 998244353
typedef long long int lli;

int main(){
    int n;
    cin >> n;
    vector<lli> d(n);
    vector<lli> d_memo(n);
    int d_max = 0;
    for(int i = 0; i < n; ++i){
        cin >> d[i];
        d_max = max(d_max, d[i]);
        d_memo[d[i]]++;
    }

    if(d[0] != 0 || d_memo[0] != 1){
        puts("0");
        return 0;
    }

    lli ans = 1;
    for(int i = 1; i <= d_max; ++i){
        for(int l = 0; l < d_memo[i]; ++l){
            ans = (ans % MOD) * (d_memo[i - 1] % MOD) % MOD;
        }
    }

    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:23:20: error: no matching function for call to 'max(int&, __gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type&)'
   23 |         d_max = max(d_max, d[i]);
      |                 ~~~^~~~~~~~~~~~~
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:23:20: note:   deduced conflicting types for parameter 'const _Tp' ('int' and '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'})
   23 |         d_max = max(d_max, d[i]);
      |                 ~~~^~~~~~~~~~~~~
/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:23:20: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   23 |         d_max = max(d_max, d[i]);
      |                 ~~~^~~~~~~~~~~~~