Submission #518459

#TimeUsernameProblemLanguageResultExecution timeMemory
518459tabrParrots (IOI11_parrots)C++17
88 / 100
9 ms1348 KiB
#include <bits/stdc++.h>
using namespace std;
#ifdef tabr
#include "library/debug.cpp"
#else
#define debug(...)
#endif

#define encoder

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

void encode(int n, int a[]) {
    vector<int> b(n * 8);
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < 8; j++) {
            b[i * 8 + j] = (a[i] >> j) & 1;
        }
    }
    for (int i = 0; i < n * 8; i++) {
        if (b[i]) {
            if (i >= 256) {
                send(i - 256);
                send(i - 256);
            } else {
                send(i);
            }
        }
    }
}
#endif

#ifdef decoder
#include "decoder.h"
#include "decoderlib.h"

void decode(int n, int l, int a[]) {
    sort(a, a + l);
    vector<int> b(n * 8);
    vector<int> cnt(256);
    for (int i = 0; i < l; i++) {
        cnt[a[i]]++;
    }
    for (int i = 0; i < 256; i++) {
        if (cnt[i] & 1) {
            b[i] = 1;
        }
        if (cnt[i] & 2) {
            b[i + 256] = 1;
        }
    }
    for (int i = 0; i < n; i++) {
        int c = 0;
        for (int j = 0; j < 8; j++) {
            if (b[i * 8 + j]) {
                c |= 1 << j;
            }
        }
        output(c);
    }
}
#endif

#ifdef tabr
int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    return 0;
}
#endif
#include <bits/stdc++.h>
using namespace std;
#ifdef tabr
#include "library/debug.cpp"
#else
#define debug(...)
#endif

#define decoder

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

void encode(int n, int a[]) {
    vector<int> b(n * 8);
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < 8; j++) {
            b[i * 8 + j] = (a[i] >> j) & 1;
        }
    }
    for (int i = 0; i < n * 8; i++) {
        if (b[i]) {
            if (i >= 256) {
                send(i - 256);
                send(i - 256);
            } else {
                send(i);
            }
        }
    }
}
#endif

#ifdef decoder
#include "decoder.h"
#include "decoderlib.h"

void decode(int n, int l, int a[]) {
    sort(a, a + l);
    vector<int> b(n * 8);
    vector<int> cnt(256);
    for (int i = 0; i < l; i++) {
        cnt[a[i]]++;
    }
    for (int i = 0; i < 256; i++) {
        if (cnt[i] & 1) {
            b[i] = 1;
        }
        if (cnt[i] & 2) {
            b[i + 256] = 1;
        }
    }
    for (int i = 0; i < n; i++) {
        int c = 0;
        for (int j = 0; j < 8; j++) {
            if (b[i * 8 + j]) {
                c |= 1 << j;
            }
        }
        output(c);
    }
}
#endif

#ifdef tabr
int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    return 0;
}
#endif
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