Language: C++

#include <iostream>
#include <climits>
#include <algorithm>
using namespace std;

const int INF = 1<<29;

//dpテーブル
int dp[1000][1010];

int calc_mp(int x,int N, int* Len){
  //dpテーブルの初期化
  for (int i = 0; i < 1000; i++) for (int j = 0; j < 1010; j++) dp[i][j] = INF;
  for (int i = 0; i < 1000; i++) for (int k = 0; k < N; k++) dp[i][Len[k]] = 0;

  for (int i = 0; i < 1000; i++){
    for (int l = 0; l < 1010; l++){
      if (l != x){
        if (l >= Len[7]) dp[i+1][l] = min({dp[i][l-1]+1, dp[i][l+1]+1, dp[i][l-Len[7]]+10, dp[i][l-Len[6]]+10, dp[i][l-Len[5]]+10, dp[i][l-Len[4]]+10, dp[i][l-Len[3]]+10, dp[i][l-Len[2]]+10, dp[i][l-Len[1]]+10, dp[i][l-Len[0]]+10});
        else if (l >= Len[6] && l < Len[7]) dp[i+1][l] = min({dp[i][l-1]+1, dp[i][l+1]+1, dp[i][l-Len[6]]+10, dp[i][l-Len[5]]+10, dp[i][l-Len[4]]+10, dp[i][l-Len[3]]+10, dp[i][l-Len[2]]+10, dp[i][l-Len[1]]+10, dp[i][l-Len[0]]+10});
        else if (l >= Len[5] && l < Len[6]) dp[i+1][l] = min({dp[i][l-1]+1, dp[i][l+1]+1, dp[i][l-Len[5]]+10, dp[i][l-Len[4]]+10, dp[i][l-Len[3]]+10, dp[i][l-Len[2]]+10, dp[i][l-Len[1]]+10, dp[i][l-Len[0]]+10});
        else if (l >= Len[4] && l < Len[5]) dp[i+1][l] = min({dp[i][l-1]+1, dp[i][l+1]+1, dp[i][l-Len[4]]+10, dp[i][l-Len[3]]+10, dp[i][l-Len[2]]+10, dp[i][l-Len[1]]+10, dp[i][l-Len[0]]+10});
        else if (l >= Len[3] && l < Len[4]) dp[i+1][l] = min({dp[i][l-1]+1, dp[i][l+1]+1, dp[i][l-Len[3]]+10, dp[i][l-Len[2]]+10, dp[i][l-Len[1]]+10, dp[i][l-Len[0]]+10});
        else if (l >= Len[2] && l < Len[3]) dp[i+1][l] = min({dp[i][l-1]+1, dp[i][l+1]+1, dp[i][l-Len[2]]+10, dp[i][l-Len[1]]+10, dp[i][l-Len[0]]+10});
        else if (l >= Len[1] && l < Len[2]) dp[i+1][l] = min({dp[i][l-1]+1, dp[i][l+1]+1, dp[i][l-Len[1]]+10, dp[i][l-Len[0]]+10});
        else if (l >= Len[0] && l < Len[1]) dp[i+1][l] = min({dp[i][l-1]+1, dp[i][l+1]+1, dp[i][l-Len[0]]+10});
        else dp[i+1][l] = min({dp[i][l-1]+1, dp[i][l+1]+1});
      }
      else dp[i+1][l] = dp[i][l];
    }
  }
  return dp[999][x];
}

int main(){
  //入力
  int N,A,B,C;
  cin >> N >> A >> B >> C;
  int Len[8];
  for (int j = 0; j < N; j++) cin >> Len[j];

  sort(Len, Len + 8);

  cout >> calc_mp(A,N,Len) + calc_mp(B,N,Len) + calc_mp(C,N,Len) >> endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:44:8: error: no match for 'operator>>' (operand types are 'std::ostream' {aka 'std::basic_ostream<char>'} and 'int')
   44 |   cout >> calc_mp(A,N,Len) + calc_mp(B,N,Len) + calc_mp(C,N,Len) >> endl;
      |   ~~~~ ^~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |   |                                           |
      |   std::ostream {aka std::basic_ostream<char>} int
a.cc:44:8: note: candidate: 'operator>>(int, int)' (built-in)
   44 |   cout >> calc_mp(A,N,Len) + calc_mp(B,N,Len) + calc_mp(C,N,Len) >> endl;
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc:44:8: note:   no known conversion for argument 1 from 'std::ostream' {aka 'std::basic_ostream<char>'} to 'int'
In file included from /usr/include/c++/14/string:55,
                 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/basic_string.tcc:835:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
  835 |     operator>>(basic_istream<_CharT, _Traits>& __in,
      |     ^~~~~~~~
/usr/include/c++/14/bits/basic_string.tcc:835:5: note:   template argument deduction/substitution failed:
a.cc:44:64: note:   'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
   44 |   cout >> calc_mp(A,N,Len) + calc_mp(B,N,Len) + calc_mp(C,N,Len) >> endl;
      |                                                                ^
In file included from /usr/include/c++/14/bits/memory_resource.h:38,
                 from /usr/include/c++/14/string:68:
/usr/include/c++/14/cstddef:131:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator>>(byte, _IntegerType)'
  131 |     operator>>(byte __b, _IntegerType __shift) noexcept
      |     ^~~~~~~~
/usr/include/c++/14/cstddef:131:5: note:   template argument deduction/substitution failed:
a.cc:44:3: note:   cannot convert 'std::cout' (type 'std::ostream' {aka 'std::basic_ostream<char>'}) to type 'std::byte'
   44 |   cout >> calc_mp(A,N,Len) + calc_mp(B,N,Len) + calc_mp(C,N,Len) >> endl;
      |   ^~~~
In file included from /usr/include/c++/14/istream:1109,
                 from /usr/include/c++/14/iostream:42:
/usr/include/c++/14/bits/istream.tcc:978:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT&)'
  978 |     operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c)
      |     ^~~~~~~~
/usr/include/c++/14/bits/istream.tcc:978:5: note:   template argument deduction/substitution failed:
a.cc:44:64: note:   'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
   44 |   cout >> calc_mp(A,N,Len) + calc_mp(B,N,Len) + calc_mp(C,N,Len) >> endl;
      |                                                                ^
/usr/include/c++/14/istream:849:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char&)'
  849 |     operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c)
      |     ^~~~~~~~
/usr/include/c++/14/istream:849:5: note:   template argument deduction/substitution failed:
a.cc:44:64: note:   'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
   44 |   cout >> calc_mp(A,N,Len) + calc_mp(B,N,Len) + calc_mp(C,N,Len) >> endl;
      |                                                                ^
/usr/include/c++/14/istream:854:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char&)'
  854 |     operator>>(basic_istream<char, _Traits>& __in, signed char& __c)
      |     ^~~~~~~~
/usr/include/c++/14/istream:854:5: note:   template argument deduction/substitution failed:
a.cc:44:64: note:   'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
   44 |   cout >> calc_mp(A,N,Len) + calc_mp(B,N,Len) + calc_mp(C,N,Len) >> endl;
      |                                                                ^
/usr/include/c++/14/istream:896:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT*)'
  896 |     operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s)
      |     ^~~~~~~~
/usr/include/c++/14/istream:896:5: note:   template argument deduction/substitution failed:
a.cc:44:64: note:   'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
   44 |   cout >> calc_mp(A,N,Len) + calc_mp(B,N,Len) + calc_mp(C,N,Len) >> endl;
      |                                                                ^
/usr/include/c++/14/istream:939:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char*)'
  939 |     operator>>(basic_istream<char, _Traits>& __in, unsigned char* __s)
      |     ^~~~~~~~
/usr/include/c++/14/istream:939:5: note:   template argument deduction/substitution failed:
a.cc:44:64: note:   'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
   44 |   cout >> calc_mp(A,N,Len) + calc_mp(B,N,Len) + calc_mp(C,N,Len) >> endl;
      |                                                                ^
/usr/include/c++/14/istream:945:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char*)'
  945 |     operator>>(basic_istream<char, _Traits>& __in, signed char* __s)
      |     ^~~~~~~~
/usr/include/c++/14/istream:945:5: note:   template argument deduction/substitution failed:
a.cc:44:64: note:   'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
   44 |   cout >> calc_mp(A,N,Len) + calc_mp(B,N,Len) + calc_mp(C,N,Len) >> endl;
      |                                                                ^
/usr/include/c++/14/istream:1099:5: note: candidate: 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&)'
 1099 |     operator>>(_Istream&& __is, _Tp&& __x)
      |     ^~~~~~~~
/usr/include/c++/14/istream:1099:5: note:   template argument deduction/substitution failed:
/usr/include/c++/14/istream: In substitution of 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&) [with _Istream = std::basic_ostream<char>&; _Tp = int]':
a.cc:44:64:   required from here
   44 |   cout >> calc_mp(A,N,Len) + calc_mp(B,N,Len) + calc_mp(C,N,Len) >> endl;
      |                                                                ^
/usr/include/c++/14/istream:1099:5: error: no type named 'type' in 'struct std::enable_if<false, void>'
 1099 |     operator>>(_Istream&& __is, _Tp&& __x)
      |     ^~~~~~~~