Behöver hjälp med dumma frågor till 118800 eller liknande!

public class haha
{
public haha ()
{
String skrivUt = "";

skrivUt = Character.toString(("hej Lars".charAt(hejNum())));
skrivUt+= finSwitch(3);
ArrayList<String> printa = takeOutChar(skrivUt);

for(int i = 0; i<printa.size();i++)
{
System.out.print(printa.get(i));
}
}

private ArrayList<String> takeOutChar(String inString)
{

ArrayList<String> retur = new ArrayList();

String str = inString.substring(0, 3)+inString.substring(4,inString.length());

for(int i=0;i<str.length();i++)
{
retur.add(Character.toString(str.charAt(i)));
}
retur.add("a");

return retur;
}

private String finSwitch(int inNum)
{
String inString = "";
switch(inNum)
{
case 1:inString += "h";
break;
case 2: inString += "u";
break;
case 3: inString += "i";
case 4: inString += "n";
case 5: inString += "c";
case 6: inString += "d";
break;
}

return inString;
}

private int hejNum()
{
int retur = 0;

for (int i = 0; i < 6; i++)
{
if (i % 2 == 0)
{
retur = i;
}
}

return retur;
}

public static void main(String[] args)
{
new haha();
}
}