#include <iostream>
#include <fstream>
#include <cmath>
using namespace std;
ifstream in("rmq.in");
ofstream out("rmq.out");
int lg2[100005];
int v[100005];
int rmq[20][100005];
int main()
{
    int n,m;
    int x,y;
    in>>n>>m;
    for(int i=1; i<=n; i++)
        in>>v[i];
    lg2[1]=0;
    for(int i=2; i<=n; i++)
        lg2[i]=lg2[i/2]+1;
    for(int i=1; i<=n; i++)
        rmq[0][i]=v[i];
    for(int i=1; i<=lg2[n]; i++)
    {
        for(int j=1; j<=n; j++)
        {
            rmq[i][j]=min(rmq[i-1][j], rmq[i-1][j-(1<<(i-1))]);
        }
    }
    int l;
    for(int i=1; i<=m; i++)
    {
        in>>x>>y;
        l=lg2[y-x+1];
        out<<min(rmq[l][y],rmq[l][x+(1<<l)-1])<<'\n';

    }

    return 0;
}