#include <bits/stdc++.h>
#define pb push_back
#define int long long
using namespace std;

const int mod = 998244353;
const int inf = 1e9 + 20;
const int N = 1e5+5;

int32_t main(){
    cin.tie(0); cout.tie(0);
    ios_base::sync_with_stdio(false);
    int n, k;
    cin>>n>>k;
    vector<int> a(n), b(n);
    for(int i = 0; i < n; i++){
        cin>>a[i];
    }
    b = a;
    sort(b.begin(), b.end());
    int l = n-1, r = 0;
    for(int i = 0; i < n; i++){
        if(a[i] != b[i]){
            l = min(l, i);
            r = max(r, i);
        }
    }

    if(r - l + 1 <= k){
        cout<<"YES"<<endl;
        cout<<l+1<<" "<<r+1<<endl;
    }
    else{
        cout<<"NO"<<endl;
    }
    return 0;
}