#include<bits/stdc++.h>
#define ll long long
#define yes cout << "YES" << endl
#define no cout << "NO" << endl
#define testing cout << "testing ";
#define mod 1000000007
#define optimize() ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
using namespace std;


void do_the_honour(){

    int n,k; cin >> n >> k;
    int a[n];
    int b[n];
    for(int i=0;i<n;i++) cin >> a[i];
    for(int i=0;i<n;i++) b[i]=a[i];
    int l=-1,r=-1;
    sort(b,b+n);
    for(int i=1;i<=n;i++){
        if(a[i-1]!=b[i-1]){
            l=i;break;
        }
    }

    for(int i=1;i<=n;i++){
        if(a[i-1]!=b[i-1]){
            r=i;
        }
    }

    if(l==-1 and r==-1){
        yes;
    }
    else{
        if(r-l+1<=k){
            yes;
            cout << l << " " << r << endl;
        }
        else{
            no;
        }
    }

}

int main(){
    optimize();
    int t=1;
    //cin>>t;
    for(int z=1;z<=t;z++){


    do_the_honour();


}
    return 0;
}