#include <bits/stdc++.h>
using namespace std;

int N,M,i,rmqlen;
int v[100000], rmq[400000];

void build(int l = 0, int h = N - 1, int pos = 0){
    if(l == h){
        rmq[pos] = v[l];
    }
    else{
        int mid = (l + h)/2;
        build(l, mid, 2*pos + 1);
        build(mid + 1, h, 2*pos + 2);
        rmq[pos] = min(rmq[2*pos+1], rmq[2*pos+2]);
    }
}

int RMQ(int ql, int qh, int l = 0, int h = N - 1, int pos = 0){
    if(ql <= l && qh >= h)
        return rmq[pos];    // total overlap;
    if(ql > h || qh < l)
        return 100001;    // no overleap;
    int mid = (l + h)/2;
    return min(RMQ(ql, qh, l, mid, 2*pos+1), RMQ(ql, qh, mid+1, h, 2*pos + 2));

}

int main()
{
    ifstream f("rmq.in");
    ofstream g("rmq.out");
    f >> N >> M;
    rmqlen = pow(2,log2(N));
    for(i = 0; i < N; i++){
        f >> v[i];
    }
    for(i = 0; i < rmqlen; i++)
        rmq[i] = 100001;
    build();
    int x, y;
    for (i = 0; i < M; i++){
        f >> x >> y;
        g << RMQ(x-1, y-1)<<"\n";
    }

    return 0;
}