#include <cstdio>
#define MX 100001
#define minim(a,b) ((a<b) ? a : b)
using namespace std;

FILE *fin, *fout;

int n,m;
int a[3*MX];
int p1,p2;

inline void adauga(int nod, int left, int right)
{
    if(left == right)
    {
        a[nod] = p1;
        return;
    }
    int mid = (left+right)>>1;
    if(p2 <= mid) adauga(nod<<1, left, mid);
    else adauga((nod<<1)+1, mid+1, right);

    a[nod] = minim(a[nod<<1], a[(nod<<1)+1]);
}

inline int query(int nod, int left, int right)
{
    if(p1<=left && right<=p2) return a[nod];
    int mid = (left+right)>>1;

    int s,d;
    s=d=2000000;
    if(p1 <= mid)
    {
        s = query(nod<<1, left, mid);
    }
    if(mid < p2)
    {
        d = query((nod<<1)+1, mid+1, right);
    }

    return minim(s, d);
}

void citire()
{
    int i;
    fscanf(fin, "%d%d", &n, &m);
    for(i=1; i<=n; i++)
    {
        fscanf(fin, "%d", &p1);  //nr care trebuie adaugat
        p2 = i; //pozitia pe care trebuie adaugat
        adauga(1, 1, n);
    }
}

void afisare()
{
    int i;
    for(i=1; i<=(n<<1); i++)
    {
        fprintf(fout, "%d ", a[i]);
    }
}

int main()
{
    fin = fopen("rmq.in", "r");
    fout = fopen("rmq.out", "w");
    int i,x;

    citire();

    for(i=1; i<=m; i++)
    {
        fscanf(fin, "%d%d", &p1, &p2);
        x = query(1, 1, n);
        fprintf(fout, "%d\n", x);
    }

    fclose(fin); fclose(fout);
    return 0;
}