#include <iostream>
#include <cstdio>
#include <cmath>
#define N 100005

using namespace std;

int a[N], n, m[N][20], x, y, rez, mm;

void citire()
{
    scanf("%d %d\n", &n, &mm);
    for(int i=1;i<=n;i++)
        scanf("%d\n", &a[i]);
}

void matrice()
{
    for(int i=1;i<=n;i++)
        m[i][0]=i;
    for(int j=1;(1<<j)<=n;j++)
        for(int i=1;i<=n-(1<<j)+1;i++)
            if(a[m[i][j-1]]<a[m[i+(1<<(j-1))][j-1]])
                m[i][j]=m[i][j-1];
            else
                m[i][j]=m[i+(1<<(j-1))][j-1];
}

int main()
{
    freopen("rmq.in", "r", stdin);
    freopen("rmq.out", "w", stdout);

    citire();
    matrice();
    for(int i=1;i<=mm;i++)
    {
        scanf("%d %d\n", &x, &y);
        int k=log2(y-x+1);
        if(a[m[x][k]]<=a[m[y-(1<<k)+1][k]])
            rez=m[x][k];
        else
            rez=m[y-(1<<k)+1][k];
        printf("%d\n", a[rez]);
    }
    return 0;
}