Submission #1308881

#	Time	Username	Problem	Language	Result	Execution time	Memory
1308881		nguyenletrung	Coins (IOI17_coins)	C++20	0 / 100	6 ms	576 KiB

coins

#include<bits/stdc++.h>
#include "coins.h"
#define ll long long
#define fi first
#define se second
#define ins insert
#define pb push_back
#define foru(i,a,b) for(int i=a;i<=b;i++)
#define ford(i,a,b) for(int i=a;i>=b;i--)
#define pii pair<int,int>
#define pll pair<ll,ll>
//#define int ll
using namespace std;

vector<int> coin_flips(vector<int> b, int c)
{
	int val=0;
	for(int i=0;i<=63;i++)
	{
		if(b[i]==1) val=val^i;
	}
	
	int k=c^val;
	
	b[k]=b[k]^1;
	
	return b;
}


int find_coin(vector<int> b)
{
	int val=0;
	for(int i=0;i<=63;i++)
	{
		if(b[i]==1) val=val^i;
	}
	
	return val;
}

//signed main()
//{
//	ios_base::sync_with_stdio(0);
//	cin.tie(0);cout.tie(0);
////	freopen(".inp","r",stdin);
////	freopen(".out","w",stdout);
////	int nt;
////	cin>>nt;
////	while(nt--)
////	{
////		
////	}
//}
/*
em thi cho du co khoc
cung se den ngay phai quen
thien duong van cho ngay em den
*/

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