Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
#include <functional>
#include <cmath>
#include <map>
#include <string>


#define reps(i,s,n) for(int (i) = (s); (i) < (n); (i)++)
#define rep(i,n) reps(i,0,n)
using namespace std;
using ll = long long;

ll dp[10010][2][100];
const int mod = 1e9+7;

int main(){
    string s;
    int d;
    cin >> s >> d ;
    int n = s.size();
    dp[0][0][0] = 1;
    
    rep(i,n){
        rep(j,2){
            rep(k,d){
                int x = j ? 9 : s[i] - '0';
                for(int num = 0; num <= x; num++){
                    dp[i+1][j || num < x ][(k+num) % d] += dp[i][j][k];
                    dp[i+1][j || num < x ][(k+num) % d] %= mod;
                }
            }
        }
    }

    cout << max(0,dp[n][0][0] + dp[n][1][0] - 1) << endl;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:37:16: error: no matching function for call to 'max(int, ll)'
   37 |     cout << max(0,dp[n][0][0] + dp[n][1][0] - 1) << endl;
      |             ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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:37:16: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'll' {aka 'long long int'})
   37 |     cout << max(0,dp[n][0][0] + dp[n][1][0] - 1) << 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
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:3:
/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:37:16: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   37 |     cout << max(0,dp[n][0][0] + dp[n][1][0] - 1) << endl;
      |             ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~