제출 #1358700

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1358700		lyra_g13	송신탑 (IOI22_towers)	C++20	컴파일 에러	0 ms	0 KiB

towers

#include "towers.h"
#include <bits/stdc++.h>
using ll = long long;
using namespace std;

int n;
vector<int> h;
void init(int N, vector<int> H) {
  n = N;
  h = H;
};
int max_towers(int l, int r, int d) {

  ll ans = 1;
  vector<ll> dp(n, 1);
  for (int i = l; i <= r; i++) {
    dp[i] = 1;
    ll mid = 0;
    for (int j = i - 1; j >= l; j--) {
      if (j + 1 < i)
        mid = max(mid, h[j + 1]);
      ll bound = max(h[j], h[i]) + d;

      if (mid >= bound)
        dp[i] = max(dp[i], dp[j] + 1);
    }
    ans = max(ans, dp[i]);
  }

  return ans;
};

컴파일 시 표준 에러 (stderr) 메시지

towers.cpp: In function 'int max_towers(int, int, int)':
towers.cpp:21:18: error: no matching function for call to 'max(ll&, __gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type&)'
   21 |         mid = max(mid, h[j + 1]);
      |               ~~~^~~~~~~~~~~~~~~
In file included from /usr/include/c++/13/vector:62,
                 from towers.h:1,
                 from towers.cpp:1:
/usr/include/c++/13/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++/13/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
towers.cpp:21:18: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'})
   21 |         mid = max(mid, h[j + 1]);
      |               ~~~^~~~~~~~~~~~~~~
/usr/include/c++/13/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++/13/bits/stl_algobase.h:303:5: note:   template argument deduction/substitution failed:
towers.cpp:21:18: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'})
   21 |         mid = max(mid, h[j + 1]);
      |               ~~~^~~~~~~~~~~~~~~
In file included from /usr/include/c++/13/algorithm:61,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:51,
                 from towers.cpp:2:
/usr/include/c++/13/bits/stl_algo.h:5795:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5795 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/13/bits/stl_algo.h:5795:5: note:   template argument deduction/substitution failed:
towers.cpp:21:18: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   21 |         mid = max(mid, h[j + 1]);
      |               ~~~^~~~~~~~~~~~~~~
/usr/include/c++/13/bits/stl_algo.h:5805:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5805 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/13/bits/stl_algo.h:5805:5: note:   template argument deduction/substitution failed:
towers.cpp:21:18: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   21 |         mid = max(mid, h[j + 1]);
      |               ~~~^~~~~~~~~~~~~~~