#include<iostream>
#include<cstdio>
#include<algorithm>
#include<queue>
#include<vector>
#include<bitset>
#define INF 0x3f3f3f3f
#define mp make_pair
#define pb push_back
#define maxn 100010
using namespace std;
int a[maxn],op,key,n,i,x,m;
int main()
{
    freopen("cautbin.in","r",stdin);
    freopen("cautbin.out","w",stdout);
    scanf("%d",&n);
    for(i=1; i<=n; ++i)
        scanf("%d",&a[i]);
    scanf("%d",&m);
    while(m--)
    {
        scanf("%d%d",&op,&key);
        if(op == 0)
        {
            x = upper_bound(a+1, a+n+1, key)-a-1;
            if(x>0 && x<=n && a[x] == key)
                printf("%d\n",x);
            else
                printf("-1");
        }
        else if(op == 1)
        {
            printf("%d\n",lower_bound(a+1,a+n+1,key+1)-a-1);
        }
        else
            printf("%d\n",upper_bound(a+1,a+n+1,key-1)-a);
    }
    return 0;
}