#include <bits/stdc++.h>

using namespace std;

ifstream fin("rmq.in");
ofstream fout("rmq.out");
#define MAX 10000


int lookup[MAX][MAX];
int n,m,x,y,a;
int v[100001];

void preprocess(int arr[], int n)
{
    for (int i = 1; i <= n; i++)
        lookup[i][i] = i;

    for (int i = 1; i <= n; i++) {
        for (int j = i + 1; j <= n; j++)
            if (arr[lookup[i][j - 1]] < arr[j])
                lookup[i][j] = lookup[i][j - 1];
            else
                lookup[i][j] = j;
    }
}


void RMQ(int arr[], int n, int x, int y)
{

    preprocess(arr, n);

    int L = x;
    int R = y;
    fout << arr[lookup[L][R]] << endl;
}

int main()
{
    fin >> n >> m;
    for(int i=1; i <= n; i++)
        fin >> v[i];

    for(int i=1; i<=m;i++)
    {
        fin >> x >> y;

        RMQ(v,n,x,y);
    }
    return 0;

}