#include "workshop.h"
#include <bits/stdc++.h>
using namespace std;
#define N 100005
#define rdm(l,r) uniform_int_distribution<int>(l,r)(rand1)
const int n=1e5,m=7;int a[N];
void init() {mt19937 rand1(0);for(int i=0;i<n;++i) a[i]=rdm(0,1e9);}
int get(int x)
{
	int t=x;mt19937 rand1(x);
	while(t%m==x%m) t=rdm(0,1e9);return t;
}
int morning(int x1,int x2)
{x1=a[x1];x2=a[x2];if(x1%m!=x2%m) return x1;return get(x1);}
int afternoon(int x1,int x2,int x3)
{
	if(x2%m!=x3%m) return x2;
	int t=x3;mt19937 rand1(x2);if(x1==x2) x1=get(x1);
	while(t%m==x1%m || t%m==x2%m) t=rdm(0,1e9);return t;
}
int evening(int x1,int x2,int x3)
{
	if(x2%m!=x3%m) return x2%m;
	int t=x3;mt19937 rand1(x2);if(x1==x2) x1=get(x1);
	while(t%m==x1%m || t%m==x2%m) t=rdm(0,1e9);return t%m;
}