Submission #906203

#	Time	Username	Problem	Language	Result	Execution time	Memory
906203		Macker	Parrots (IOI11_parrots)	C++14	52 / 100	3 ms	1324 KiB

encoder

#include "encoder.h"
#include "encoderlib.h"
#include <bits/stdc++.h>
 
using namespace std;
typedef long long ll;
typedef long double ld;
#define all(v) v.begin(), v.end()

//#pragma GCC optimize("Ofast")
//#pragma GCC target("avx2")

void encode(int N, int M[])
{
    vector<int> v(N);
    for (int i = 0; i < N; i++) {
        v[i] = M[i];
    }
    
    int leni = (1 << 6);
    int len = (1 << 2);
    for (int i = 0; i < N; i++) {
        for (int j = 0; j < 4; j++) {
            int a = (4 * i + j) * len;
            int x = v[i] % len;
            send(x + a);
            v[i] /= len;
        }
    }
}

decoder

#include "decoder.h"
#include "decoderlib.h"
#include <bits/stdc++.h>
 
using namespace std;
typedef long long ll;
typedef long double ld;
#define all(v) v.begin(), v.end()

//#pragma GCC optimize("Ofast")
//#pragma GCC target("avx2")

void decode(int N, int L, int X[])
{
    int leni = (1 << 6);
    int len = (1 << 2);
    sort(X, X + L);
    for (int i = 0; i < N; i++) {
        int res = 0;
        for (int j = 0; j < 4; j++) {
            int x = X[4 * i + j] % len;
            res += x * (1 << 2 * j);
        }
        output(res);
    }
}

Compilation message (stderr)

encoder.cpp: In function 'void encode(int, int*)':
encoder.cpp:20:9: warning: unused variable 'leni' [-Wunused-variable]
   20 |     int leni = (1 << 6);
      |         ^~~~

decoder.cpp: In function 'void decode(int, int, int*)':
decoder.cpp:15:9: warning: unused variable 'leni' [-Wunused-variable]
   15 |     int leni = (1 << 6);
      |         ^~~~

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