oj.uz

Submission #51986

# Submission time Handle Problem Language Result Execution time Memory
51986 2018-06-22T21:52:50 Z diegogrc Last supper (IOI12_supper) C++17
20 / 100
 526 ms 16744 KB 
#include "advisor.h"

#include<bits/stdc++.h>
using namespace std;
#define MAX 100005
#define INF 1e9

struct nodo
{
    int v, p;
    bool operator < ( const nodo & a ) const
    {
        if( a.p != p )
            return a.p > p;
        return a.v < v;
    }
};
bool activo[MAX];
int aparicion[MAX];
int sig[MAX];
int maxbits;
priority_queue < nodo > q;

void empuja( int x )
{
    for( int i = maxbits - 1; i >= 0; i -- )
    {
        if( x & ( 1 << i ) )
            WriteAdvice( 1 );
        else
            WriteAdvice( 0 );
    }
}

void ComputeAdvice(int *C, int N, int K, int M) {
    maxbits = ( int ) ceil( log2( N ) );
    for( int i = 0; i < N; i ++ )
        aparicion[i] = INF;
    for( int i = N-1; i >= 0; i -- )
    {
        int val = C[i];
        sig[i] = aparicion[val];
        aparicion[val] = i;
    }
    for( int i = 0; i < K; i ++ )
    {
        activo[i] = true;
        q.push( { i , aparicion[i] } );
    }
    for( int i = 0; i < N; i ++ )
    {
        int val = C[i];
        if( activo[val] )
        {
            empuja( val );
            q.push( { val , sig[i] } );
        }
        else
        {
            while( q.top().p < i )
                q.pop();
            nodo act = q.top();
            activo[act.v] = false;
            q.pop();
            empuja( act.v );
            q.push( { val , sig[i] } );
            activo[val] = true;
        }
    }
}
#include "assistant.h"
#include<bits/stdc++.h>
using namespace std;


void Assist(unsigned char *A, int N, int K, int R) {
    int numbits = ( int ) ceil( log2( N ) );
    int idx = numbits - 1;
    for( int i = 0; i < N; i ++ )
    {
        int color = GetRequest( );
        int quita = 0;
        for( int j = 0; j < numbits; j ++ )
            if( A[idx - j] == 1 )
                quita += ( 1 << j );
        if( quita != color )
            PutBack( quita );
        idx += numbits;
    }
    
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 608 KB Output is correct
2 Correct 4 ms 952 KB Output is correct
3 Correct 6 ms 1080 KB Output is correct
4 Correct 13 ms 1304 KB Output is correct
5 Correct 24 ms 1624 KB Output is correct
6 Correct 19 ms 1656 KB Output is correct
7 Correct 19 ms 1840 KB Output is correct
8 Correct 19 ms 1840 KB Output is correct
9 Correct 19 ms 1840 KB Output is correct
10 Correct 22 ms 1840 KB Output is correct
11 Correct 23 ms 1840 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 36 ms 2608 KB Output is correct
2 Correct 207 ms 8488 KB Output is correct
3 Correct 466 ms 16560 KB Output is correct
4 Correct 406 ms 16560 KB Output is correct
5 Correct 427 ms 16560 KB Output is correct
6 Correct 424 ms 16560 KB Output is correct
7 Correct 412 ms 16560 KB Output is correct
8 Correct 398 ms 16560 KB Output is correct
9 Correct 466 ms 16560 KB Output is correct
10 Correct 436 ms 16728 KB Output is correct

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 357 ms 16728 KB Output is correct
2 Incorrect 43 ms 16728 KB Error - advice is too long
3 Halted 0 ms 0 KB -

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Incorrect 6 ms 16728 KB Error - advice is too long
2 Halted 0 ms 0 KB -

Subtask #5
3.0 / 39.0

# Verdict Execution time Memory Grader output
1 Partially correct 441 ms 16728 KB Output is partially correct - 1700000 bits used
2 Partially correct 440 ms 16728 KB Output is partially correct - 1700000 bits used
3 Partially correct 390 ms 16744 KB Output is partially correct - 1700000 bits used
4 Partially correct 388 ms 16744 KB Output is partially correct - 1700000 bits used
5 Partially correct 401 ms 16744 KB Output is partially correct - 1700000 bits used
6 Partially correct 443 ms 16744 KB Output is partially correct - 1700000 bits used
7 Partially correct 451 ms 16744 KB Output is partially correct - 1697263 bits used
8 Partially correct 402 ms 16744 KB Output is partially correct - 1700000 bits used
9 Partially correct 495 ms 16744 KB Output is partially correct - 1700000 bits used
10 Partially correct 526 ms 16744 KB Output is partially correct - 1700000 bits used