#include <iostream>
#include <vector>
#include <limits>
using namespace std;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    int n, q;
    cin >> n >> q;

    vector<int> ans{-1};
    int prev_num = numeric_limits<int>::min();
    for (int i = 0; i < n; i++) {
        int now;
        cin >> now;
        if (now < prev_num) {
            ans.push_back(0);
        } else {
            ans.push_back(ans.back() + 1);
        }
        prev_num = now;
    }

    for (int i = 0; i < q; i++) {
        int l, r;
        cin >> l >> r;
        cout << ((ans[r] < r - l) ? "NO" : "YES") << '\n';
    }
    return 0;
}