using System;
using System.Collections.Generic;
using System.Collections;
using System.Collections.Specialized;
using System.Linq;
using System.Text;
using System.IO;
using System.Reflection;
using static System.Math;
using System.Numerics;
using System.Threading;
using System.Runtime.CompilerServices;
using System.Diagnostics;
//using nint=System.Int32;
static class Program{
	const int mod=(int)1e9+7;
	static void Main(){
		Sc sc=new Sc();
		var s=sc.Ia;
		var t=sc.S;
		St st=new St(s[0],false,false,0);
		st.Ud(s[0]-1,1);
		for(int i = s[0]-2;i>=0;i--) {
			if(t[i]=='x'){st.Ud(i,1);}
			else{st.Ud(i,st.Get(i+1,Min(i+s[1],s[0]-1)).d^1);}
		}
		var li=new List<int>();
		for(int i = 0;i<s[1];i++) {
			if(st.Get(i,i).d==0){li.Add(i+1);}
		}
		Console.WriteLine(li.Count==0?"0":string.Join("\n",li));
	}
}
public class St{
	public class Dt{
		public int n;
		public long d;
		public Dt(long d,int n){this.d=d;this.n=n;}
		public override string ToString()=>"n:"+n.ToString()+" d:"+d.ToString();
	}
	private Dt[] dat;
	private int n,cnt;
	private bool ku;
	private Dt du;
	private Func<Dt,Dt,Dt> compare;
	public St(int n,bool mm,bool ku,long df){
		this.n=n;
		this.ku=ku;
		if(mm){du=new Dt(long.MinValue,-1);compare=CoMax;}
		else{du=new Dt(long.MaxValue,-1);compare=CoMin;}
		cnt=n<<1;
		dat=new Dt[cnt];
		for(int i = cnt-1;i>=cnt-n;i--) {dat[i]=new Dt(df,n-cnt+i);}
		for(int i = cnt-n-1;i>0;i--) {dat[i]=dat[i<<1];}
	}
	private Dt CoMax(Dt x,Dt y){return x.d>y.d?x:y;}
	private Dt CoMin(Dt x,Dt y){return x.d<y.d?x:y;}
	public void Ud(int q,long b){
		q+=n;
		if(ku){dat[q].d+=b;}
		else{dat[q].d=b;}
		while(q>1){dat[q>>=1]=compare(dat[q<<1],dat[(q<<1)+1]);}
	}
	public Dt Get(int l,int r){
		Dt x=du;
		l+=n;r+=n;
		while(l<=r){
			if((l&1)==1){x=compare(x,dat[l++]);}
			if((r&1)==0){x=compare(x,dat[r--]);}
			l>>=1;r>>=1;
		}
		return x;
	}
}
public class Sc{
	public int I{get{return int.Parse(Console.ReadLine());}}
	public long L{get{return long.Parse(Console.ReadLine());}}
	public double D{get{return double.Parse(Console.ReadLine());}}
	public string S{get{return Console.ReadLine();}}
	public int[] Ia{get{return Array.ConvertAll(Console.ReadLine().Split(),int.Parse);}}
	public long[] La{get{return Array.ConvertAll(Console.ReadLine().Split(),long.Parse);}}
	public double[] Da{get{return Array.ConvertAll(Console.ReadLine().Split(),double.Parse);}}
	public string[] Sa{get{return Console.ReadLine().Split();}}
	public object[] Oa{get{return Console.ReadLine().Split();}}
	public int[] Ia2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),int.Parse);}}
	public int[] Ia3(string a,string b){return Array.ConvertAll((a+Console.ReadLine()+b).Split(),int.Parse);}
	public int[] Ia3(int a){return Array.ConvertAll((Console.ReadLine()+" "+a.ToString()).Split(),int.Parse);}
	public long[] La2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),long.Parse);}}
	public long[] La3(string a,string b){return Array.ConvertAll((a+Console.ReadLine()+b).Split(),long.Parse);}
	public long[] La3(int a){return Array.ConvertAll((Console.ReadLine()+" "+a.ToString()).Split(),long.Parse);}
	public double[] Da2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),double.Parse);}}
	public double[] Da3(string a,string b){return Array.ConvertAll((a+Console.ReadLine()+b).Split(),double.Parse);}
	public T[] Arr<T>(int n,Func<T> f){var a=new T[n];for(int i=0;i<n;i++){a[i]=f();}return a;}
	public T[] Arr<T>(int n,Func<int,T> f){var a=new T[n];for(int i=0;i<n;i++){a[i]=f(i);}return a;}
	public T[] Arr<T>(int n,Func<string[],T> f){var a=new T[n];for(int i=0;i<n;i++){a[i]=f(Console.ReadLine().Split());}return a;}
	public T[] Arr<T>(int n,Func<int,string[],T> f){var a=new T[n];for(int i=0;i<n;i++){a[i]=f(i,Console.ReadLine().Split());}return a;}
}