#include <fstream>
#define inf 2000000000
#define NMAX 100000

using namespace std;

ifstream f("rmq.in");
ofstream g("rmq.out");

int n, m, a[10001][10001], v[10001];

int main()
{
    f >> n >> m;
    for(int i=1; i<=n; i++) f >> v[i];
    for(int i=1; i<=n; i++)
        for(int j=i; j<=n; j++)
            {   a[i][j] = inf;
                for(int k=i; k<=j; k++)
                    a[i][j] = min(a[i][j], v[k]);
            }
    while(m--)
        {   int p1, p2;
            f >> p1 >> p2;
            g << a[p1][p2] << '\n';
        }
    return 0;
}