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

mt19937 zsh(20070610);
uint64_t to64(uint32_t low,uint32_t high){return (uint64_t)low|(uint64_t)high<<32;}
void to32(uint64_t x,uint32_t &low,uint32_t &high){low=x,high=x>>32;}
uint32_t P,x0,x1,x3,x4,y3,y4,z0,z1;
int guessb()
{
	for(int i=1;i<=80;i++)
	{
		x0=zsh(),x1=zsh(),P=zsh();
		to32(getperm(to64(x0,x1),0),x3,x4);
		to32(getperm(to64(x0^P,x1),0),y3,y4);
		to32(getperm(to64(x3,x4^P),1),z0,z1);
		if((z1^x3)!=(x1^y3)) return 0;
	}
	return 1;
}