Language: C++

#include<iostream>
#include<iomanip>
#include<vector>
#include<queue>
#include<set>
#include<map>
#include<string>
#include<algorithm>
#include<cmath>
//#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
template <class T> inline bool chmax(T& a, T b) {if (a < b) {a = b; return 1;} return 0;}
template <class T> inline bool chmin(T& a, T b) {if (a > b) {a = b; return 1;} return 0;}
const long long INF = 1LL << 60;
typedef pair<int, int> P;


/*

両端は0

山形部分を削ってならす
基準高さを上から下げていけば山形部分の幅が増えていく
K以内

高さがhより大きいのがK個以内である最小のhを取る

これを全部基準高さにして改めてカウント
*/
ll dp[302][302];

int main() {
    ll N,K; cin >> N >> K;
    vector<ll> H(N); 
    for (int i = 0; i < N; i++) cin >> H[i];
    H.insert(H.begin(), 0);
    
    for (int i = 0; i <= N+1; i++) {
        for (int j = 0; j <= N+1; j++) dp[i][j] = INF;
    } dp[0][0] = 0;

    for (int i = 0; i <= N; i++) {
        for (int j = 1; j <= N+1; j++) {
            for (int k = 0; k < i; k++) {
                chmin(dp[i][j],dp[k][j-1]+max(0,H[i]-H[k]));
            }
        }
    }
    ll res = INF;
    for (int i = 1; i <= N; i++) chmin(res,dp[i][N-K]);

    cout << res << endl;




}




Compiler output:
a.cc: In function 'int main()':
a.cc:47:46: error: no matching function for call to 'max(int, __gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type)'
   47 |                 chmin(dp[i][j],dp[k][j-1]+max(0,H[i]-H[k]));
      |                                           ~~~^~~~~~~~~~~~~
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:47:46: 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'})
   47 |                 chmin(dp[i][j],dp[k][j-1]+max(0,H[i]-H[k]));
      |                                           ~~~^~~~~~~~~~~~~
/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:8:
/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:47:46: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   47 |                 chmin(dp[i][j],dp[k][j-1]+max(0,H[i]-H[k]));
      |                                           ~~~^~~~~~~~~~~~~