제출 #1269307

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1269307		sula2	축제 (IOI25_festival)	C++20	컴파일 에러	0 ms	0 KiB

festival

#include <bits/stdc++.h>

std::vector<int> max_coupons(int A, std::vector<int> P, std::vector<int> T) {
    int N = P.size();
    vector<int> ind(N);
    iota(all(ind), 0);
    sort(all(ind), [&](int i, int j) {
        long long x = 1LL*-P[i]*T[i]*T[j] - 1LL*P[j]*T[j];
        long long y = 1LL*-P[j]*T[j]*T[i] - 1LL*P[i]*T[i];
        return x > y;
    });
    return ind;
}

컴파일 시 표준 에러 (stderr) 메시지

festival.cpp: In function 'std::vector<int> max_coupons(int, std::vector<int>, std::vector<int>)':
festival.cpp:5:5: error: 'vector' was not declared in this scope
    5 |     vector<int> ind(N);
      |     ^~~~~~
festival.cpp:5:5: note: suggested alternatives:
In file included from /usr/include/c++/13/vector:66,
                 from /usr/include/c++/13/functional:64,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:53,
                 from festival.cpp:1:
/usr/include/c++/13/bits/stl_vector.h:428:11: note:   'std::vector'
  428 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
/usr/include/c++/13/vector:86:13: note:   'std::pmr::vector'
   86 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
festival.cpp:5:12: error: expected primary-expression before 'int'
    5 |     vector<int> ind(N);
      |            ^~~
festival.cpp:6:14: error: 'ind' was not declared in this scope; did you mean 'int'?
    6 |     iota(all(ind), 0);
      |              ^~~
      |              int
festival.cpp:6:10: error: 'all' was not declared in this scope
    6 |     iota(all(ind), 0);
      |          ^~~
festival.cpp:6:10: note: suggested alternatives:
In file included from /usr/include/c++/13/filesystem:48,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:200:
/usr/include/c++/13/bits/fs_fwd.h:154:7: note:   'std::filesystem::perms::all'
  154 |       all               =  0777,
      |       ^~~
In file included from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:89:
/usr/include/c++/13/ranges:1308:27: note:   'std::ranges::views::all'
 1308 |     inline constexpr _All all;
      |                           ^~~
festival.cpp:6:5: error: 'iota' was not declared in this scope
    6 |     iota(all(ind), 0);
      |     ^~~~
festival.cpp:6:5: note: suggested alternatives:
In file included from /usr/include/c++/13/numeric:62,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:58:
/usr/include/c++/13/bits/stl_numeric.h:88:5: note:   'std::iota'
   88 |     iota(_ForwardIterator __first, _ForwardIterator __last, _Tp __value)
      |     ^~~~
/usr/include/c++/13/ranges:716:26: note:   'std::ranges::views::iota'
  716 |   inline constexpr _Iota iota{};
      |                          ^~~~
festival.cpp:7:5: error: 'sort' was not declared in this scope
    7 |     sort(all(ind), [&](int i, int j) {
      |     ^~~~
festival.cpp:7:5: note: suggested alternatives:
In file included from /usr/include/c++/13/algorithm:73,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:51:
/usr/include/c++/13/pstl/glue_algorithm_defs.h:296:1: note:   'std::sort'
  296 | sort(_ExecutionPolicy&& __exec, _RandomAccessIterator __first, _RandomAccessIterator __last);
      | ^~~~
In file included from /usr/include/c++/13/algorithm:63:
/usr/include/c++/13/bits/ranges_algo.h:1801:30: note:   'std::ranges::sort'
 1801 |   inline constexpr __sort_fn sort{};
      |                              ^~~~