제출 #1363453

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1363453		solution6312	Data Transfer (IOI19_transfer)	C++17	60 / 100	2 ms	580 KiB

transfer

#include "transfer.h"
#include <iostream>
#include <vector>
#include <cassert>
using namespace std;

vector<int> get_attachment(vector<int> A)
{
    assert(A.size()==63);
    int res=0;
    for (int i=1; i<=63; i++) if (A[i-1]) res^=i;
    int cnt=(__builtin_popcount(res)&1);
    vector<int> ans;
    for (int i=0; i<6; i++) ans.push_back((res>>i)&1);
    ans.push_back(cnt);
    return ans;
}

vector<int> retrieve(vector<int> B)
{
    assert(B.size()==70);
    int res=0, cnt=0;
    for (int i=0; i<6; i++) if (B[63+i]) res^=(1<<i);
    cnt=B[69];
    if ((__builtin_popcount(res)&1)==cnt)
    {
        int cur=0;
        for (int i=1; i<=63; i++) if (B[i-1]) cur^=i;
        cur^=res;
        if (cur) B[cur-1]^=1;
    }
    vector<int> ans;
    for (int i=0; i<63; i++) ans.push_back(B[i]);
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

grader.cpp: In instantiation of 'void shuffle(std::vector<T>&) [with T = Scenario]':
grader.cpp:200:10:   required from here
grader.cpp:28:23: warning: 'void std::random_shuffle(_RAIter, _RAIter) [with _RAIter = __gnu_cxx::__normal_iterator<Scenario*, vector<Scenario> >]' is deprecated: use 'std::shuffle' instead [-Wdeprecated-declarations]
   28 |         random_shuffle(v.begin(), v.end());
      |         ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/13/algorithm:61,
                 from grader.cpp:8:
/usr/include/c++/13/bits/stl_algo.h:4581:5: note: declared here
 4581 |     random_shuffle(_RandomAccessIterator __first, _RandomAccessIterator __last)
      |     ^~~~~~~~~~~~~~

• 서브태스크 1: 60 / 60
• 서브태스크 2: 0 / 40