Submission #601245

#	Time	Username	Problem	Language	Result	Execution time	Memory
601245		ThegeekKnight16	Parrots (IOI11_parrots)	C++17	52 / 100	3 ms	1048 KiB

encoder

#include <bits/stdc++.h>
#include "encoder.h"
#include "encoderlib.h"
using namespace std;

void encode(int N, int M[])
{
    int R = 0;
    for (int i = 0; i < N; i++)
    {
        for (int count = 0; count < 4; count++)
        {
            R = (i << 4) + (count << 2);
            R += (M[i] & (3 << (2*count))) >> (2*count);
            //cerr << (R & 3) << " ";
            send(R);
        }
        //cerr << '\n';
    }
}

decoder

#include <bits/stdc++.h>
#include "decoder.h"
#include "decoderlib.h"
using namespace std;

void decode(int N, int L, int X[])
{
    sort(X, X+L);
    for (int i = 0; i < L; i += 4)
    {
        int B = 0;
        for (int k = 0; k < 4; k++)
        {
            B += ((X[i + k] & 3) << (2*k));
        }
        //cerr << B << " ";
        output(B);
    }
}

• Subtask 1: 17 / 17
• Subtask 2: 17 / 17
• Subtask 3: 18 / 18
• Subtask 4: 0 / 29
• Subtask 5: 0 / 19