Submission #248598

#	Time	Username	Problem	Language	Result	Execution time	Memory
248598		davi_bart	Parrots (IOI11_parrots)	C++14	0 / 100	1 ms	1536 KiB

encoder

#include <bits/stdc++.h>
#include "encoder.h"
#include "encoderlib.h"
using namespace std;
typedef long long ll;
void encode(int N,int M[]){
  for(int i=0;i<N;i++){
    send(i+(0<<4)+(M[i]&3)<<6);
    send(i+(1<<4)+(M[i]&12)<<6);
    send(i+(2<<4)+(M[i]&48)<<6);
    send(i+(3<<4)+(M[i]&192)<<6);
  }
}

decoder

#include <bits/stdc++.h>
#include "decoder.h"
#include "decoderlib.h"
using namespace std;
typedef long long ll;
void decode(int N,int L,int X[]){
  vector<int> sol(N);
  for(int i=0;i<L;i++){
    sol[X[i]&15]+=((X[i]>>6)<<(2*((X[i]>>4)&3)));
  }
  for(int i=0;i<N;i++){
    output(sol[i]);
  }
}

Compilation message (stderr)

encoder.cpp: In function 'void encode(int, int*)':
encoder.cpp:8:18: warning: suggest parentheses around '+' inside '<<' [-Wparentheses]
     send(i+(0<<4)+(M[i]&3)<<6);
          ~~~~~~~~^~~~~~~~~
encoder.cpp:9:18: warning: suggest parentheses around '+' inside '<<' [-Wparentheses]
     send(i+(1<<4)+(M[i]&12)<<6);
          ~~~~~~~~^~~~~~~~~~
encoder.cpp:10:18: warning: suggest parentheses around '+' inside '<<' [-Wparentheses]
     send(i+(2<<4)+(M[i]&48)<<6);
          ~~~~~~~~^~~~~~~~~~
encoder.cpp:11:18: warning: suggest parentheses around '+' inside '<<' [-Wparentheses]
     send(i+(3<<4)+(M[i]&192)<<6);
          ~~~~~~~~^~~~~~~~~~~

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