#include<cstdio>
#include<vector>
#define Mod 666013

using namespace std;
int n,x,op,ind,i;
vector <int> H[Mod];
vector <int>::iterator find_v(int x ){

    for (it=H[ind].begin();it!=H.end;it++)
    if (*it==x)
        return it;
    return it;
}

void insert_v(int x)
{
    if(it==H[ind].end()) H[ind].push_back(x);
}
void erase_v(int x)
{
    if (it!=H[ind].end()) H[ind].erase(it);
}
void write_v(int x)
{
    if (it == H[ind].end()) printf("0\n"); else printf("1\n");
}
int main()
{
    freopen("hashuri.in","r",stdin);
    freopen("hashuri.out","w",stdout);

    scanf("%d\n",&n);
    for (i=1;i<=n;i++)
}