#include <bits/stdc++.h>
#pragma GCC optimize("O3")

using namespace std;

ifstream fin("rmq.in");
ofstream fout("rmq.out");

int rmq[100005][20],N,M,x,y;

int findMin(int x, int y){
	int h = 1;
	int c = 0;
	while(h < y-x+1){
		h <<= 1;
		c++;
	}
	h >>= 1;
	c--;
	return min(rmq[x][c], rmq[y-h+1][c]);
}

int main(){
	fin >> N >> M;
	for(int i = 0; i < N; ++i){
		fin >> rmq[i][0];
	}
	for(int j = 1; 1 << j < N; ++j){
		for(int i = 0; i + (1<<j) - 1 < N; ++i){
			rmq[i][j] = min(rmq[i][j-1],rmq[i+(1<<(j-1))][j-1]); // construiesc sparse table-ul in O(nlog(n))
		}
	}
	for(int i = 0; i < M; ++i){
		fin >> x >> y;
		fout << findMin(x-1,y-1) << '\n';
	}
	for(int i = 0; i < N; ++i){
		for(int j = 0; j < N; ++j)
			cout << rmq[i][j] << ' ';
	cout << '\n';
	}
}