#include <stdio.h>
#include <vector>
#include <iostream>
#include <fstream>
using namespace std;
ifstream fi("rmq.in");
ofstream fo("rmq.out");
int rmq[18][100002],lg[100002],a[100002],n,m,l,x,y,diff,sh;
int main() {
    fi>>n>>m;
    for (int i=1;i<=n;i++)
        fi>>a[i];
    lg[1]=0;
    for (int i=2;i<=n;i++)
        lg[i]=lg[i/2]+1;
    for (int i=1;i<=n;i++)
        rmq[0][i]=a[i];
    for (int i=1;(1<<i)<=n;i++)
        for (int j=1;j<=n-(1<<i)+1;j++) {
        l=1<<(i-1);
        rmq[i][j]=min(rmq[i-1][j],rmq[i-1][j+l]);}
    for (int i=1;i<=m;i++) {
        fi>>x>>y;
        diff=y-x+1;
        l=lg[diff];
        sh=diff-(1<<l);
        fo<<min(rmq[l][x],rmq[l][x+sh])<<'\n';}
    return 0;}