#include <fstream>
using namespace std;
ifstream cin("rmq.in");
ofstream cout("rmq.out");
int rmq[100001][18];
void query(int a, int b){
    int x = b-a+1, k=0;
    while(1<<(k+1)<=x)
        k++;
    cout<<min(rmq[a][k], rmq[b-(1<<k)+1][k])<<endl;
}
int main()
{
    int n, q;
    cin>>n>>q;
    for(int i=0; i<n; i++){
        int a;
        cin>>a;
        rmq[i][0] = a;
    }
    for(int j=1; (1<<j)<n; j++){
        for(int i=0; i+(1<<j)<=n; i++)
            rmq[i][j] = min(rmq[i][j-1], rmq[i + (1<<(j-1))][j-1]);
    }
    for(int i=0; i<q; i++){
        int a, b;
        cin>>a>>b;
        query(a-1, b-1);
    }
    cout<<1;
    return 0;
}