Submission #260855

#	Time	Username	Problem	Language	Result	Execution time	Memory
260855		arnold518	Broken Device (JOI17_broken_device)	C++14	0 / 100	2 ms	1044 KiB

Anna

#include "Annalib.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

static const int MAXN = 150;
static const int MAXK = 40;

static int N, K, *P;
static ll X;
static int A[MAXN+10];

static const int Q[MAXN+10]={67, 131, 45, 76, 88, 119, 107, 26, 22, 38, 81, 2, 30, 24, 60, 98, 31, 103, 143, 100, 59, 62, 101, 58, 18, 25, 116, 139, 51, 65, 113, 138, 127, 17, 41, 109, 71, 86, 149, 106, 91, 124, 5, 21, 3, 14, 37, 90, 12, 93, 137, 92, 9, 27, 32, 54, 44, 39, 147, 122, 15, 121, 128, 7, 125, 75, 141, 85, 78, 82, 6, 102, 77, 73, 35, 8, 10, 40, 42, 70, 130, 64, 136, 135, 114, 140, 89, 1, 63, 87, 129, 142, 108, 47, 20, 28, 11, 29, 34, 84, 95, 19, 146, 110, 123, 120, 55, 72, 56, 68, 132, 53, 150, 83, 118, 36, 145, 50, 79, 112, 104, 99, 74, 16, 48, 97, 33, 4, 49, 134, 117, 23, 61, 13, 111, 94, 52, 43, 115, 46, 96, 144, 57, 126, 69, 66, 148, 133, 80, 105};

void Anna(int _N, ll _X, int _K, int _P[])
{
	N=_N; X=_X; K=_K; P=_P;
	for(int i=0; i<K; i++) A[P[i]]=-1;

	ll now=X;
	for(int i=0; i<N; i+=2)
	{
		if(A[i]==-1 || A[i+1]==-1)
		{
			A[i]=0; A[i+1]=0;
		}
		else
		{
			if(now%3==0) A[i]=0, A[i+1]=1;
			else if(now%3==1) A[i]=1, A[i+1]=0;
			else if(now%3==2) A[i]=1, A[i+1]=1;
			now/=3;
		}
	}
	for(int i=0; i<N; i++) Set(Q[i], A[i]);
}

Bruno

#include "Brunolib.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

static int N, *A;

static const int P[150+10]={67, 131, 45, 76, 88, 119, 107, 26, 22, 38, 81, 2, 30, 24, 60, 98, 31, 103, 143, 100, 59, 62, 101, 58, 18, 25, 116, 139, 51, 65, 113, 138, 127, 17, 41, 109, 71, 86, 149, 106, 91, 124, 5, 21, 3, 14, 37, 90, 12, 93, 137, 92, 9, 27, 32, 54, 44, 39, 147, 122, 15, 121, 128, 7, 125, 75, 141, 85, 78, 82, 6, 102, 77, 73, 35, 8, 10, 40, 42, 70, 130, 64, 136, 135, 114, 140, 89, 1, 63, 87, 129, 142, 108, 47, 20, 28, 11, 29, 34, 84, 95, 19, 146, 110, 123, 120, 55, 72, 56, 68, 132, 53, 150, 83, 118, 36, 145, 50, 79, 112, 104, 99, 74, 16, 48, 97, 33, 4, 49, 134, 117, 23, 61, 13, 111, 94, 52, 43, 115, 46, 96, 144, 57, 126, 69, 66, 148, 133, 80, 105};

ll Bruno(int _N, int _A[])
{
	N=_N; A=_A;
	ll ret=0;
	for(int i=N-2; i>=0; i-=2)
	{
		if(A[P[i]]==0 && A[P[i+1]]==0) continue;
		if(A[P[i]]==0 && A[P[i+1]]==1) ret=ret*3+0;
		if(A[P[i]]==1 && A[P[i+1]]==0) ret=ret*3+1;
		if(A[P[i]]==1 && A[P[i+1]]==1) ret=ret*3+2;
	}
	return ret;
}

• Subtask 1: 0 / 100