#include<bits/stdc++.h>
#define ull unsigned long long
#define uint unsigned int
#include"interactor.h"
#define uint64_t unsigned long long
#define uint32_t unsigned int
using namespace std;

// concatenate two 32-bit integers to a 64-bit integer
uint64_t to64(uint32_t low,uint32_t high)
{
	return (uint64_t)low|(uint64_t)high<<32;
}

// Split a 64-bit integer to two 32-bit integers
void to32(uint64_t x,uint32_t &low,uint32_t &high)
{
	low=x;
	high=x>>32;
}
mt19937 rnd(0);

int guessb()
{
	uint a0 = rnd() % (1ll << 32),a1 = rnd() % (1ll << 32);
	ull res = getperm(to64(a0,a1),0);
	uint a3,a4,_a3,_a4,_a0,_a1;
	to32(res,a3,a4);
	uint k = rnd() % (1ll << 32);
	res = getperm(to64(a0 ^ k,a1),0);
	to32(res,_a3,_a4);
	res = getperm(to64(a3,a4 ^ k),1);
	to32(res,_a0,_a1);
	if(a1 ^ _a1 ^ a3 ^ _a3) return 0;
	return 1;
}