Submission #504800

#	Time	Username	Problem	Language	Result	Execution time	Memory
504800		abra_stone	Parrots (IOI11_parrots)	C++14	81 / 100	3 ms	1172 KiB

encoder

#include "encoder.h"
#include "encoderlib.h"

void encode(int n, int M[]) {
    int i, j;
    for (i = 0; i < n; i++) {
        int m = M[i];
        for (j = 0; j < 8; j++) {
            int t = i * 8 + j;
            if (m % 2) send(t);
            m /= 2;
        }
    }
}

decoder

#include "decoder.h"
#include "decoderlib.h"
#define N 70

int ans[N];

void decode(int n, int L, int X[]) {
	int i;
	for (i = 0; i < n; i++) ans[i] = 0;
	for (i = 0; i < L; i++) {
        ans[X[i] / 8] += 1 << X[i] % 8;
	}
	for (i = 0; i < n; i++) {
        output(ans[i]);
	}
}

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