Language: C++

// This file is a "Hello, world!" in C++ language by GCC for wandbox.
#include <iostream>
#include <cstdlib>
#include <algorithm>
#include <string>
#include <utility>
#include <vector>

using namespace std;

int main()
{
    int h,n,a,b;
    cin >> h >> n;
    
    int aa[n], bb[n];
    long long dp[n+1][h+1];
    
    //initialization
    for(int i=0;i<n+1;i++){
        dp[i][0]=0;
    }
    for(int i=0;i<h+1;i++){
        dp[0][i]=1000000;
    }  
    
    for(int i=0;i<n;i++){
        cin >> a >> b;
        aa[i] = a;
        bb[i] = b;
    }
    
    for(int i=1;i<n+1;i++){
        a = aa[i-1];
        b = bb[i-1];
        for(int j=1; j<h+1; j++){
            if(j<a){
                dp[i][j]=min(dp[i-1][j], 0+b);
            }else{
                dp[i][j]=min(dp[i-1][j], dp[i][j-a]+b);
            }
        }
    }
/*
    for(int i=0;i<n+1;i++){
        for(int j=0;j<h+1; j++){
            cout << dp[i][j] <<" ";
        }
        cout << endl;
    }
*/  
    std::cout << dp[n][h] << std::endl;
}

// GCC reference:
//   https://gcc.gnu.org/

// C++ language references:
//   https://cppreference.com/
//   https://isocpp.org/
//   http://www.open-std.org/jtc1/sc22/wg21/

// Boost libraries references:
//   https://www.boost.org/doc/


Compiler output:
a.cc: In function 'int main()':
a.cc:38:29: error: no matching function for call to 'min(long long int&, int)'
   38 |                 dp[i][j]=min(dp[i-1][j], 0+b);
      |                          ~~~^~~~~~~~~~~~~~~~~
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:2:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:38:29: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   38 |                 dp[i][j]=min(dp[i-1][j], 0+b);
      |                          ~~~^~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:4:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:38:29: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   38 |                 dp[i][j]=min(dp[i-1][j], 0+b);
      |                          ~~~^~~~~~~~~~~~~~~~~