#include <iostream>
#include <fstream>
#define NN 1000
using namespace std;

ifstream in("in");
ofstream out("out");

int n,l[NN],r[NN][NN],v[NN],x,y,m;

int mic(int x, int y){
    if(x<y) return x;
    return y;
}

void logus (){
    l[1]=0;
    for(int i=2;i<=n;i++)
        l[i]=l[i/2]+1;
}

void rmat (){
    for(int i=1;i<=n;i++){
        r[i][0]=v[i];
        for(int j=1;(1<<j)<=i;j++){
            int k=i-(1<<(j-1));
            r[i][j]=mic(r[i][j-1],r[k][j-1]);
        }
    }
}

int rmq(int a,int b){
    return mic(r[b][l[b]],r[a+(1<<l[a])-1][l[a]]);
}

void read(){
    in>>n>>m;
    for(int i=1;i<=n;i++){
        in>>v[i];
    }
}

int main()
{
    read();
    logus();
    rmat();
    while(m--){
        in>>x>>y;
        out<<rmq(x,y)<<'\n';
    }
    return 0;
}