Submission #67249

#	Time	Username	Problem	Language	Result	Execution time	Memory
67249		RezwanArefin01	Parrots (IOI11_parrots)	C++17	81 / 100	9 ms	2392 KiB

encoder

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

void encode(int N, int M[]) {
    for(int i = 0; i < 8 * N; i++) {
        int c = (M[i / 8] >> (7 - i % 8)) & 1; 
        if(c) send(i);
    }
}

decoder

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

void decode(int N, int L, int X[]) {
    int a[N * 8];
    memset(a, 0, sizeof a);
    for(int i = 0; i < L; i++) 
        a[X[i]] = 1; 
    for(int i = 0; i < N; i++) {
        int num = 0; 
        for(int j = i * 8; j < (i + 1) * 8; j++) 
            num = num * 2 + a[j];
        output(num);
    }
}

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