Submission #213381

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
213381	2020-03-25T16:37:35 Z	_Ice_Tea_	Data Transfer (IOI19_transfer)	C++14	15 / 100	318 ms	3560 KB

transfer

#include<bits/stdc++.h>
#include "transfer.h"

using namespace std;

std::vector<int> get_attachment(std::vector<int> source) {

	int i,j;

	int N = source.size();
	vector<int> attach;
	int key = 0;
	for( i=0; i < N; i++)
	{
		attach.push_back( source[i] );
		key ^= source[i];
	}
	attach.push_back(key);
	return attach;
}

std::vector<int> retrieve(std::vector<int> data) {

	int i,j;
	int N = data.size() / 2;

	vector<int> ans;
	bool flag = 0;
	for( i=0; i<N; i++)
	{
		if( data[i] != data[N+i] )
			flag = 1;
	}

	if( flag )
	{
		int key = 0;
		for( i=0; i<N; i++)
			key ^= data[i];

		if( key == data.back())
		{
			for( i=0; i<N; i++)
				ans.push_back(data[i]);
		}
		else
		{
			for( i=0; i<N; i++)
				ans.push_back(data[N+i]);
		}
	}
	else
	{
		for( i=0; i<N; i++)
			ans.push_back(data[i]);
	}
	return ans;
}

Compilation message

transfer.cpp: In function 'std::vector<int> get_attachment(std::vector<int>)':
transfer.cpp:8:8: warning: unused variable 'j' [-Wunused-variable]
  int i,j;
        ^
transfer.cpp: In function 'std::vector<int> retrieve(std::vector<int>)':
transfer.cpp:24:8: warning: unused variable 'j' [-Wunused-variable]
  int i,j;
        ^

Subtask #1

9.0 / 60.0

#	Verdict	Execution time	Memory	Grader output
1	Partially correct	18 ms	1136 KB	Partially correct
2	Partially correct	18 ms	1124 KB	Partially correct
3	Partially correct	17 ms	1124 KB	Partially correct
4	Partially correct	18 ms	1132 KB	Partially correct
5	Partially correct	18 ms	1124 KB	Partially correct
6	Partially correct	17 ms	976 KB	Partially correct
7	Partially correct	17 ms	1128 KB	Partially correct
8	Partially correct	18 ms	1132 KB	Partially correct
9	Partially correct	17 ms	1100 KB	Partially correct
10	Partially correct	17 ms	1132 KB	Partially correct
11	Partially correct	24 ms	1044 KB	Partially correct
12	Partially correct	17 ms	1140 KB	Partially correct
13	Partially correct	18 ms	1144 KB	Partially correct
14	Partially correct	17 ms	1132 KB	Partially correct
15	Partially correct	17 ms	1400 KB	Partially correct
16	Partially correct	17 ms	1384 KB	Partially correct
17	Partially correct	17 ms	916 KB	Partially correct

Subtask #2

6.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Partially correct	315 ms	3444 KB	Partially correct
2	Partially correct	312 ms	3556 KB	Partially correct
3	Partially correct	311 ms	3448 KB	Partially correct
4	Partially correct	315 ms	3560 KB	Partially correct
5	Partially correct	310 ms	3444 KB	Partially correct
6	Partially correct	315 ms	3468 KB	Partially correct
7	Partially correct	318 ms	3424 KB	Partially correct
8	Partially correct	313 ms	3556 KB	Partially correct
9	Partially correct	318 ms	3280 KB	Partially correct
10	Partially correct	312 ms	3552 KB	Partially correct
11	Partially correct	304 ms	3296 KB	Partially correct
12	Partially correct	310 ms	3556 KB	Partially correct
13	Partially correct	311 ms	3440 KB	Partially correct
14	Partially correct	314 ms	3448 KB	Partially correct
15	Partially correct	315 ms	3284 KB	Partially correct
16	Partially correct	307 ms	3452 KB	Partially correct
17	Partially correct	306 ms	3284 KB	Partially correct
18	Partially correct	310 ms	3476 KB	Partially correct
19	Partially correct	309 ms	3560 KB	Partially correct