Submission #915137

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
915137	2024-01-23T11:51:39 Z	Amirreza_Fakhri	Permutation (APIO22_perm)	C++17	Compilation error	0 ms	0 KB

perm

// In the name of the God
#include <bits/stdc++.h>
#include "perm.h"
#define ll long long
#define int long long
#define pb push_back
#define F first
#define S second
#define mp make_pair
#define pii pair <int, int>
#define smin(x, y) (x) = min((x), (y))
#define smax(x, y) (x) = max((x), (y))
#define all(x) (x).begin(), (x).end()
using namespace std;

const int inf = 1e9+7;
const int mod = 998244353;
const int maxn = 2e5+5;

vector <int> construct_permutation(int k) {
    vector <int> res;
    if (k == 1) {
        return res;
    }
    if (k == 2) {
        res.pb(0); return res;
    }
    if (k == 3) {
        res.pb(1), res.pb(0); return res;
    }
    res = construct_permutation(k/4);
    int l = res.size();
    if ((k%4) == 0) {
        res.pb(l), res.pb(l+1);
    }
    else if ((k%4) == 1) {
        for (int &x : res) x++;
        res.pb(l+1), res.pb(l+2), res.pb(0);
    }
    else if ((k%4) == 2) {
        for (int &x : res) x++;
        res.pb(l+1), res.pb(0), res.pb(l+2);
    }
    else {
        bool flag;
        for (int x : res) {
            if (x <= 1) {
                flag = x; break;
            }
        }
        if (flag) {
            for (int &x : res) {
                if (x > 1) x++;
            }
            res.pb(l+1), res.pb(l+2), res.pb(2);
        }
        else {
            for (int &x : res) x += 2;
            res.pb(l+2), res.pb(1), res.pb(l+3), res.pb(0);
        }
    }
    return res;
}

// int32_t main() {
//     ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
//     return 0;
// }

Compilation message

perm.cpp:20:14: error: ambiguating new declaration of 'std::vector<long long int> construct_permutation(long long int)'
   20 | vector <int> construct_permutation(int k) {
      |              ^~~~~~~~~~~~~~~~~~~~~
In file included from perm.cpp:3:
perm.h:3:18: note: old declaration 'std::vector<int> construct_permutation(long long int)'
    3 | std::vector<int> construct_permutation(long long k);
      |                  ^~~~~~~~~~~~~~~~~~~~~
perm.cpp: In function 'std::vector<long long int> construct_permutation(long long int)':
perm.cpp:31:36: error: no match for 'operator=' (operand types are 'std::vector<long long int>' and 'std::vector<int>')
   31 |     res = construct_permutation(k/4);
      |                                    ^
In file included from /usr/include/c++/10/vector:72,
                 from /usr/include/c++/10/functional:62,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from perm.cpp:2:
/usr/include/c++/10/bits/vector.tcc:198:5: note: candidate: 'std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(const std::vector<_Tp, _Alloc>&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  198 |     vector<_Tp, _Alloc>::
      |     ^~~~~~~~~~~~~~~~~~~
/usr/include/c++/10/bits/vector.tcc:199:42: note:   no known conversion for argument 1 from 'std::vector<int>' to 'const std::vector<long long int>&'
  199 |     operator=(const vector<_Tp, _Alloc>& __x)
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
In file included from /usr/include/c++/10/vector:67,
                 from /usr/include/c++/10/functional:62,
                 from /usr/include/c++/10/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/10/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from perm.cpp:2:
/usr/include/c++/10/bits/stl_vector.h:709:7: note: candidate: 'std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::vector<_Tp, _Alloc>&&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  709 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_vector.h:709:26: note:   no known conversion for argument 1 from 'std::vector<int>' to 'std::vector<long long int>&&'
  709 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |                 ~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_vector.h:730:7: note: candidate: 'std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::initializer_list<_Tp>) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  730 |       operator=(initializer_list<value_type> __l)
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_vector.h:730:46: note:   no known conversion for argument 1 from 'std::vector<int>' to 'std::initializer_list<long long int>'
  730 |       operator=(initializer_list<value_type> __l)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~