This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
template<typename T> using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
typedef long long int ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL)
#define pb push_back
#define endl '\n'
#define sz(a) (int)a.size()
#define setbits(x) __builtin_popcountll(x)
#define ff first
#define ss second
#define conts continue
#define ceil2(x,y) ((x+y-1)/(y))
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define yes cout << "Yes" << endl
#define no cout << "No" << endl
#define rep(i,n) for(int i = 0; i < n; ++i)
#define rep1(i,n) for(int i = 1; i <= n; ++i)
#define rev(i,s,e) for(int i = s; i >= e; --i)
#define trav(i,a) for(auto &i : a)
template<typename T>
void amin(T &a, T b) {
a = min(a,b);
}
template<typename T>
void amax(T &a, T b) {
a = max(a,b);
}
#ifdef LOCAL
#include "debug.h"
#else
#define debug(x) 42
#endif
/*
read the edi a long time ago and remember some ideas from there
*/
const int MOD = 1e9 + 7;
const int N = 1e5 + 5;
const int inf1 = int(1e9) + 5;
const ll inf2 = ll(1e18) + 5;
template<typename T>
struct fenwick {
int siz;
vector<T> tree;
fenwick() {
}
fenwick(int n) {
siz = n;
tree = vector<T>(n + 1);
}
int lsb(int x) {
return x & -x;
}
void build(vector<T> &a, int n) {
for (int i = 1; i <= n; ++i) {
int par = i + lsb(i);
tree[i] += a[i];
if (par <= siz) {
tree[par] += tree[i];
}
}
}
void pupd(int i, T v) {
while (i <= siz) {
tree[i] += v;
i += lsb(i);
}
}
T sum(int i) {
T res = 0;
while (i) {
res += tree[i];
i -= lsb(i);
}
return res;
}
T query(int l, int r) {
if (l > r) return 0;
T res = sum(r) - sum(l - 1);
return res;
}
};
void solve(int test_case)
{
ll n,q; cin >> n >> q;
vector<ll> a(n+5);
rep1(i,n) cin >> a[i];
vector<ll> rx(n+5,n);
stack<ll> stk;
rep1(i,n){
while(!stk.empty() and a[i] > a[stk.top()]){
rx[stk.top()] = i-1;
stk.pop();
}
stk.push(i);
}
vector<ll> pos(n+5);
rep1(i,n) pos[a[i]] = i;
fenwick<ll> fenw(n+5);
ll curr_mx = 0;
rep1(i,n){
if(a[i] > curr_mx){
fenw.pupd(a[i],rx[i]-i+1);
curr_mx = a[i];
}
}
vector<pll> queries[n+5];
rep1(id,q){
ll t,i; cin >> t >> i;
amin(t,n);
queries[t].pb({i,id});
}
vector<ll> ans(q+5);
rep(t,n+1){
if(t){
ll l = 1, r = n;
ll mid_block = -1;
while(l <= r){
ll mid = (l+r) >> 1;
if(fenw.query(1,mid) > n/2){
mid_block = mid;
r = mid-1;
}
else{
l = mid+1;
}
}
assert(mid_block != -1);
ll prev_sum = fenw.query(1,mid_block-1);
ll ignore = n/2-prev_sum;
ll siz = fenw.query(mid_block,mid_block);
fenw.pupd(mid_block,-siz+ignore);
vector<pll> blocks;
blocks.pb({0,0});
for(int i = pos[mid_block]+ignore; i < pos[mid_block]+siz; ++i){
if(a[i] > blocks.back().ff){
blocks.pb({a[i],1});
}
else{
blocks.back().ss++;
}
}
for(auto [val,cnt] : blocks){
if(!val) conts;
fenw.pupd(val,cnt);
}
}
for(auto [i,id] : queries[t]){
ll l = 1, r = n;
ll block = -1;
while(l <= r){
ll mid = (l+r) >> 1;
if(fenw.query(1,mid) >= i){
block = mid;
r = mid-1;
}
else{
l = mid+1;
}
}
ll prev_sum = fenw.query(1,block-1);
ans[id] = a[pos[block]+i-prev_sum-1];
}
}
rep1(i,q) cout << ans[i] << endl;
}
int main()
{
fastio;
int t = 1;
// cin >> t;
rep1(i, t) {
solve(i);
}
return 0;
}
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