#include <iostream>
#include <vector>

using namespace std;
int main()
{
	int n, m, l, r;
	cin >> n >> m;
	vector<int> seq;
	vector<int> zle;

	for (size_t i = 0; i < n; i++)
	{
		int temp = 0;
		cin >> temp;
		seq.push_back(temp);
	}

	for (size_t i = 0; i < n - 1; i++)
	{
		if (seq[i] > seq[i + 1]) {
			zle.push_back(i);
		}
	}

	for (size_t i = 0; i < m; i++)
	{
		bool correct = true;
		cin >> l >> r;
		
		for (size_t j = 0; j < zle.size(); j++)
		{
			if (zle[j] >= r) {
				break;
			}

			if (zle[j] >= l - 1 && zle[j] < r - 1) {
				cout << "NO" << endl;
				correct = false;
				break;
			}
		}
		if (correct) cout << "YES" << endl;
/*
		cin >> l >> r;
		for (size_t i = l - 1; i < r - 1; i++)
		{
			if (seq[i] > seq[i + 1]) {
				cout << "NO" << endl;
				correct = false;
				continue;
			}
		}

		if (correct) cout << "YES" << endl;*/
	}

	return 0;
}