Submission #26402

#	Time	Username	Problem	Language	Result	Execution time	Memory
26402		pacu	Broken Device (JOI17_broken_device)	C++98	85 / 100	62 ms	4636 KiB

Anna

#include "Annalib.h"
#include <iostream>
using namespace std;

bool broken[150];

void Anna(int N,long long X,int K,int P[])
{
	for(int i=0;i<N;i++)
		broken[i] = 0;
	for(int i=0;i<K;i++)
		broken[P[i]] = 1;
	for(int i=0;i<N;i+=2)
	{
		if(broken[i] || broken[i+1])
		{
			Set(i,0);
			Set(i+1,0);
		}
		else
		{
			if(X%3 == 0) Set(i,0), Set(i+1,1);
			else if(X%3 == 1) Set(i,1), Set(i+1,0);
			else if(X%3 == 2) Set(i,1), Set(i+1,1);
			X /= 3;
		}
	}
}

Bruno

#include "Brunolib.h"
#include <iostream>
using namespace std;

long long Bruno(int N,int A[])
{
	long long X = 0;
	for(int i=N-2;i>=0;i-=2)
	{
		if(A[i]==0 && A[i+1]==0) continue;
		X *= 3;
		if(A[i]==0 && A[i+1]==1) X += 0;
		if(A[i]==1 && A[i+1]==0) X += 1;
		if(A[i]==1 && A[i+1]==1) X += 2;
	}
	return X;
}

• Subtask 1: 85 / 100