#include<fstream>
using namespace std;
ifstream f("rmq.in");
ofstream g("rmq.out");
int n,m,mat[22][10001],lg[100100],x,y;
void citire()
{
    f>>n>>m;
    for(int i=1;i<=n;++i)
    {
        f>>mat[0][i];
    }
}
inline int minim(int x,int y)
{
    int lin=lg[y-x+1];
    return mat[lin][x]<mat[lin][y-(1<<(lin))+1]?mat[lin][x]:mat[lin][y-(1<<(lin))+1];
}
void rmq()
{   lg[1]=0;
    for(int i=2;i<=n;++i)
        lg[i]=lg[i>>1]+1;
    for(int i=1;(1<<i)<=n;++i)
        for(int j=1;j<=n-(1<<i)+1;++j)
          mat[i][j]=mat[i-1][j]<mat[i-1][j+(1<<(i-1))]?mat[i-1][j]:mat[i-1][j+(i<<(i-1))];
    for(;m;--m)
    {
        f>>x>>y;
        g<<minim(x,y)<<'\n';
    }
}
int main()
{
    citire();
    rmq();
    f.close();
    return 0;
}