oj.uz

Submission #784934

# Submission time Handle Problem Language Result Execution time Memory
784934 2023-07-16T19:38:00 Z AbdelmagedNour Parrots (IOI11_parrots) C++17
81 / 100
 3 ms 1060 KB 
#include <bits/stdc++.h>
#include "encoder.h"
#include "encoderlib.h"
using namespace std;
void encode(int N, int M[]){
    vector<int>ones,zeros;
    for(int i=0;i<N;i++){
        for(int j=0;j<8;j++){
            if(M[i]&(1<<j))ones.push_back(i*8+j);
            else zeros.push_back(i*8+j);
        }
    }
    vector<int>res;
    if(ones.size()<=N*8-ones.size()+2){
        res=ones;
    }else{
        zeros.push_back(0);
        zeros.push_back(0);
        res=zeros;
    }
    for(int i=0;i<res.size();i++)send(res[i]);
}
#include <bits/stdc++.h>
#include "decoder.h"
#include "decoderlib.h"
using namespace std;

void decode(int N, int L, int X[]){
    int cnt=count(X,X+L,0);
    int res[N]={};
    if(cnt>=2)fill(res,res+N,255);
    for(int i=0;i<L;i++)res[X[i]/8]^=(1<<(X[i]%8));
    for(int i=0;i<N;i++)output(res[i]);
}

Compilation message

encoder.cpp: In function 'void encode(int, int*)':
encoder.cpp:21:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |     for(int i=0;i<res.size();i++)send(res[i]);
      |                 ~^~~~~~~~~~~

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 644 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 996 KB Output is correct
2 Correct 2 ms 984 KB Output is correct
3 Correct 2 ms 1036 KB Output is correct
4 Correct 2 ms 1036 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1040 KB Output is correct
2 Correct 2 ms 1004 KB Output is correct
3 Correct 2 ms 1036 KB Output is correct
4 Correct 2 ms 1036 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1004 KB Output is correct
2 Correct 2 ms 1000 KB Output is correct
3 Correct 2 ms 1040 KB Output is correct
4 Correct 3 ms 1060 KB Output is correct
5 Correct 3 ms 1060 KB Output is correct
6 Correct 3 ms 1040 KB Output is correct

Subtask #5
0.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1008 KB Output is correct - P = 4.062500
2 Correct 3 ms 1028 KB Output is correct - P = 4.000000
3 Incorrect 1 ms 644 KB Error : Bad encoded integer
4 Incorrect 1 ms 652 KB Error : Bad encoded integer
5 Incorrect 1 ms 660 KB Error : Bad encoded integer
6 Incorrect 1 ms 652 KB Error : Bad encoded integer
7 Incorrect 1 ms 660 KB Error : Bad encoded integer