Submission #1329145

#	Time	Username	Problem	Language	Result	Execution time	Memory
1329145		zhivko	Coins (IOI17_coins)	C++20	0 / 100	1 ms	584 KiB

coins

#include "coins.h"
using namespace std;

std::vector<int> coin_flips(std::vector<int> b, int c)
{
    vector<int>flips;
    int x;
    for(int i=0;i<b.size();i++)
    {
        if(b[i])x^=i;
    }
    int h=x^c;
    flips.push_back(h);
    return flips;
}

int find_coin(std::vector<int> b)
{
    int c=0;
    for(int i=0;i<b.size();i++)
    {
        if(b[i])c^=i;
    }
    return c;
}

Compilation message (stderr)

grader.cpp: In function 'void shuffle(std::vector<int>&)':
grader.cpp:88:23: warning: 'void std::random_shuffle(_RAIter, _RAIter) [with _RAIter = __gnu_cxx::__normal_iterator<int*, vector<int> >]' is deprecated: use 'std::shuffle' instead [-Wdeprecated-declarations]
   88 |         random_shuffle(v.begin(), v.end());
      |         ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/13/algorithm:61,
                 from grader.cpp:5:
/usr/include/c++/13/bits/stl_algo.h:4581:5: note: declared here
 4581 |     random_shuffle(_RandomAccessIterator __first, _RandomAccessIterator __last)
      |     ^~~~~~~~~~~~~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 15
• Subtask 3: 0 / 10
• Subtask 4: 0 / 15
• Subtask 5: 0 / 50