제출 #730507

#제출 시각아이디문제언어결과실행 시간메모리
730507nguyentunglamA Difficult(y) Choice (BOI21_books)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h>

#include "books.h"

using namespace std;
const int N = 1e5 + 10;
long long a[N];
//
// --- Sample implementation for the task books ---
//
// To compile this program with the sample grader, place:
//     books.h books_sample.cpp sample_grader.cpp
// in a single folder and run:
//     g++ books_sample.cpp sample_grader.cpp
// in this folder.
//
long long Skim(int i) {
    if (a[i]) return a[i];
    return a[i] = skim(i);
}

void solve(int n, int k, long long A, int s) {
//    // TODO implement this function
    int l = 1, r = n;
    long long v = 0;
    int p = n + 1;
    while (l <= r) {
        int mid = l + r >> 1;
        long long tmp = Skim(mid);
        if (tmp >= A) {
            v = tmp; p = mid;
            r = mid - 1;
        }
        else l = mid + 1;
    }


    for(int i = 1; i <= k - 1; i++) v += Skim(i);

    vector<int> ret;
    if (p <= n && k - 1 < p && v <= A * 2) {
        for(int i = 1; i <= k - 1; i++) ret.push_back(i);
        ret.push_back(p);
        answer(ret);
    }

    long long cur = 0;
    for(int i = k; i >= 1; i--) {
        ret.push_back(i);
        cur += Skim(i);
        cur = min(cur, 2e18);
    }
    if (cur > A * 2) impossible();
    else if (cur >= A) answer(ret);
    else {
        --p;
        vector<int> add;
        bool ok = 0;
        while (p > k) {
            cur = cur - Skim(ret.back()) + Skim(p);
            ret.pop_back();
            add.push_back(p);
            p--;
            if (cur >= A) {
                for(int &j : add) ret.push_back(j);
                answer(ret);
                ok = 1;
                return;
            }
        }
        if (!ok) impossible();
    }
}

컴파일 시 표준 에러 (stderr) 메시지

books.cpp: In function 'void solve(int, int, long long int, int)':
books.cpp:28:21: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   28 |         int mid = l + r >> 1;
      |                   ~~^~~
books.cpp:51:28: error: no matching function for call to 'min(long long int&, double)'
   51 |         cur = min(cur, 2e18);
      |                            ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from books.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:230:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  230 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:230:5: note:   template argument deduction/substitution failed:
books.cpp:51:28: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'double')
   51 |         cur = min(cur, 2e18);
      |                            ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from books.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:278:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  278 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:278:5: note:   template argument deduction/substitution failed:
books.cpp:51:28: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'double')
   51 |         cur = min(cur, 2e18);
      |                            ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from books.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3468:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)'
 3468 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3468:5: note:   template argument deduction/substitution failed:
books.cpp:51:28: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   51 |         cur = min(cur, 2e18);
      |                            ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from books.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)'
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3474:5: note:   template argument deduction/substitution failed:
books.cpp:51:28: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   51 |         cur = min(cur, 2e18);
      |                            ^