#include<bits/stdc++.h>
using namespace std;

#ifndef ONLINE_JUDGE
#include "DEBUG.h"
#define bug(...)           __f (#__VA_ARGS__, __VA_ARGS__)
#endif

#define first_in_out       ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define ll                 long long int
#define double             long double
#define min_heap           priority_queue <ll, vector<ll>, greater<ll>>
#define print(a)           for(auto x : a) cout << x << " ";
#define printpair(a)       for(auto x : a) cout << x.first << " " << x.second<<"\n";



void solve()
{
	int n , k;
	cin >> n >> k;

	int a[n], b[n];

	for (int i = 0; i < n; i++)
	{
		cin >> a[i];
		b[i] = a[i];
	}

	sort(b, b + n);

	int i = 0, j = n - 1;
	int l = -1, r = 1e9;
	while (i < j)
	{
		if (a[i] == b[i])
			i++;
		else if (l == -1)
			l = i;

		if (a[j] == b[j])
			j--;
		else if (r == 1e9)
			r = j;

		if (l != -1 and r != -1)
			break;
	}



	if (l == -1 and r == 1e9)
	{
		cout << "YES" << "\n";
		cout << 1 << " " << 1 << "\n";
	}
	else if (r - l + 1 <= k) {
		cout << "YES" << "\n";
		cout << l + 1 << " " << r + 1 << "\n";
	}
	else
		cout << "NO" << "\n";
}


int main()
{
	first_in_out
	//clock_t z = clock();

	int t = 1;
	//cin >> t;

	while (t--)
		solve();

	//cerr << "Run Time : " << ((double)(clock() - z) / CLOCKS_PER_SEC);
}