제출 #1298305

#제출 시각아이디문제언어결과실행 시간메모리
1298305tailpd16Knapsack (NOI18_knapsack)C++20
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; #define ll long long #define fast ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); #define el '\n' const int MAX_S = 2e3; int dp[MAX_S + 1]; int main() { fast; int S, N; cin >> S >> N; for (int i = 0; i < N; i++) { ll V, W, K; cin >> V >> W >> K; ll c = 1; while (K > 0) { ll t = min(c, K); ll val = V * t; ll weight = W * t; for (int j = S; j >= weight; j--) { dp[j] = max(dp[j], dp[j - weight] + val); } K -= t; c <<= 1; } } cout << dp[S] << el; }

컴파일 시 표준 에러 (stderr) 메시지

knapsack.cpp: In function 'int main()':
knapsack.cpp:25:28: error: no matching function for call to 'max(int&, long long int)'
   25 |                 dp[j] = max(dp[j], dp[j - weight] + val);
      |                         ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/13/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:51,
                 from knapsack.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:
knapsack.cpp:25:28: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   25 |                 dp[j] = max(dp[j], dp[j - weight] + val);
      |                         ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/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:
knapsack.cpp:25:28: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   25 |                 dp[j] = max(dp[j], dp[j - weight] + val);
      |                         ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/13/algorithm:61:
/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:
knapsack.cpp:25:28: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   25 |                 dp[j] = max(dp[j], dp[j - weight] + val);
      |                         ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/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:
knapsack.cpp:25:28: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   25 |                 dp[j] = max(dp[j], dp[j - weight] + val);
      |                         ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~