vector<int> serviceLane(int n, vector<vector<int>> cases, vector<int> width) {
    vector<int> result;
    for(auto cas: cases){
        int r = width[cas[0]];
        for(int i = cas[0]; i <= cas[1]; i++){
            r = min(r, width[i]);
        }
        result.push_back(r);
    }
    return result;
}

def serviceLane(width, cases):
  return [min(width[i[0]:i[1]+1])for i in cases]

import java.io.*;
import java.math.*;
import java.security.*;
import java.text.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.regex.*;

class Result {
    public static List<Integer> serviceLane(int n, List<List<Integer>> cases,List<Integer> width ) {
    // Write your code here
    int start, end;
    
    List<Integer> res= new ArrayList<Integer>(); 
        for(int i=0;i<cases.size();i++){
            int min=Integer.MAX_VALUE;
            start=cases.get(i).get(0);
            end= cases.get(i).get(1);
            while(start<=end)
            {
                if(min>width.get(start))
                min=width.get(start);
                start++;
            }
            res.add(min);
            
        }
        return res;
    }

}

public class Solution {
    public static void main(String[] args) throws IOException {
        BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv("OUTPUT_PATH")));

        String[] firstMultipleInput = bufferedReader.readLine().replaceAll("\\s+$", "").split(" ");

        int n = Integer.parseInt(firstMultipleInput[0]);

        int t = Integer.parseInt(firstMultipleInput[1]);

        String[] widthTemp = bufferedReader.readLine().replaceAll("\\s+$", "").split(" ");

        List<Integer> width = new ArrayList<>();

        for (int i = 0; i < n; i++) {
            int widthItem = Integer.parseInt(widthTemp[i]);
            width.add(widthItem);
        }

        List<List<Integer>> cases = new ArrayList<>();

        for (int i = 0; i < t; i++) {
            String[] casesRowTempItems = bufferedReader.readLine().replaceAll("\\s+$", "").split(" ");

            List<Integer> casesRowItems = new ArrayList<>();

            for (int j = 0; j < 2; j++) {
                int casesItem = Integer.parseInt(casesRowTempItems[j]);
                casesRowItems.add(casesItem);
            }

            cases.add(casesRowItems);
        }

        List<Integer> result = Result.serviceLane(n, cases, width);

        for (int i = 0; i < result.size(); i++) {
            bufferedWriter.write(String.valueOf(result.get(i)));

            if (i != result.size() - 1) {
                bufferedWriter.write("\n");
            }
        }

        bufferedWriter.newLine();

        bufferedReader.close();
        bufferedWriter.close();
    }
}

int* serviceLane(int n, int cases_rows, int cases_cols, int* width, int cases[][2], int* result_count) {
    int* result = (int*)malloc(cases_rows * sizeof(int));
    for (int i = 0; i < cases_rows; i++) {
        int min_width = width[cases[i][0]];
        for (int j = cases[i][0]; j <= cases[i][1]; j++) {
            if (width[j] < min_width) {
                min_width = width[j];
            }
        }
        result[i] = min_width;
    }
    *result_count = cases_rows;
    return result;
}

int main() {
    int n, t;
    scanf("%d %d", &n, &t);
    int width[n];
    for (int i = 0; i < n; i++) {
        scanf("%d", &width[i]);
    }
    int cases[t][2];
    for (int i = 0; i < t; i++) {
        scanf("%d %d", &cases[i][0], &cases[i][1]);
    }
    int result_count;
    int* result = serviceLane(n, t, 2, width, cases, &result_count);
    for (int i = 0; i < result_count; i++) {
        printf("%d\n", result[i]);
    }
    free(result);
		#Pratham Gupta
    return 0;
}