#include <fstream>
#define DIM 100010
using namespace std;
ifstream fin("rmq.in");
ofstream fout("rmq.out");
int A[4*DIM];
int n, m, i, a, b, x;
inline int minim(int a, int b) {
return ( a<b ? a : b );
}
void update(int nod, int st, int dr, int p, int x) {
if (st == dr) {
A[nod] = x;
return;
}
int mid = (st + dr)/2;
if (p <= mid)
update(2*nod, st, mid, p, x);
if (p>=mid+1)
update(2*nod+1, mid+1, dr, p, x);
A[nod] = minim(A[2*nod], A[2*nod+1]);
}
int query(int nod, int st, int dr, int a, int b) {
if (a <= st && dr <= b)
return A[nod];
int mid = (st + dr)/2;
int qst = DIM, qdr = DIM;
if (a <= mid) {
qst = query(2*nod, st, mid, a, b);
}
if (b >= mid + 1) {
qdr = query(2*nod+1, mid+1, dr, a, b);
}
return minim(qst, qdr);
}
int main() {
fin>>n>>m;
for (i=1;i<=n;i++) {
fin>>x;
update(1, 1, n, i, x);
}
for (i=1;i<=m;i++) {
fin>>a>>b;
fout<<query(1, 1, n, a, b)<<"\n";
}
return 0;
}