#include <fstream>

using namespace std;
ifstream fin("rmq.in");
ofstream fout("rmq.out");
int n,m,i,lg[100005],rmq[1005][100005],j,a[100005];
int query(int x,int y)
{
    int k=lg[y-x];
    return min(rmq[k][x],rmq[k][y-(1<<k)+1]);
}
int main()
{
    int x,y;
    fin>>n>>m;
    for(i=1;i<=n;i++)
        fin>>a[i];
    for(i=1;i<=n;i++)
        rmq[0][i]=a[i];
    for(i=2;i<=n;i++)
        lg[i]=lg[i/2]+1;
    for(i=1;i<=lg[n];i++)
        for(j=1;j<=n-(1<<i)+1;j++)
            rmq[i][j]=min(rmq[i-1][j],rmq[i-1][j+(1<<(i-1))]);
    for(i=1;i<=m;i++)
    {
        fin>>x>>y;
        fout<<query(x,y)<<'\n';
    }

    return 0;
}