Submission #199341

#	Time	Username	Problem	Language	Result	Execution time	Memory
199341		alexandra_udristoiu	Parrots (IOI11_parrots)	C++14	81 / 100	16 ms	1784 KiB

encoder

#include<iostream>
#include "encoder.h"
#include "encoderlib.h"
using namespace std;

void encode(int n, int v[]){
    int i, x;
    for(i = 0; i < n; i++){
        x = v[i];
        send(i * 8 + x % 8);
        x /= 8;
        send(i * 8 + x % 8);
        send(i * 8 + x % 8);
        x /= 8;
        send(i * 8 + x % 8);
        send(i * 8 + x % 8);
        send(i * 8 + x % 8);
        send(i * 8 + x % 8);
    }
}

decoder

#include<iostream>
#include<algorithm>
#include "decoder.h"
#include "decoderlib.h"
using namespace std;

void decode(int n, int m, int v[]){
    int i, p, j, nr;
    int sol[40];
    for(i = 0; i < n; i++){
        sol[i] = 0;
    }
    sort(v, v + m);
    for(i = 0; i < m; i++){
        nr = 1;
        j = i;
        while(v[j + 1] == v[i] && j + 1 < m){
            j++;
            nr++;
        }
        p = v[i] / 8;
        v[i] %= 8;
        if(nr >= 4){
            sol[p] += v[i] * 64;
            nr -= 4;
        }
        if(nr >= 2){
            sol[p] += v[i] * 8;
            nr -= 2;
        }
        if(nr == 1){
            sol[p] += v[i];
        }
        i = j;
    }
    for(i = 0; i < n; i++){
        output(sol[i]);
    }
}

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