Karel Program help

There is a pile of beepers somewhere in the world. Karel must find it, harvest it and return to the origin where he will empty his beeper bag,.
could someone please give me a soultion to this or how it could be preformed?
(there are no walls just an emty world with a beeper)

 

int i=0;
public void searchBeeper()
{
if ! frontIsClear()
{
pickbeeper();
}
else
{
if(i<10)
{
i++;
move();
searchBeeper();
}
else
{
if(facingNorth())
{
turnLeft();
turnLeft();
turnLeft();
move();
turnLeft();
turnLeft();
turnLeft();
int i=0
searchBeeper();
}
if(facingSouth())
{
turnLeft();
move();
turnLeft();
int i=0
searchbeeper();
}
}
///////////////////////////////////////////////////////////////////////////////////////
NOTE: first of all, you must start the robot at the origin and have it facing North. Also, I can give you this much, but I am not so sure of how you could make the robot return to the origin. I will keep thinking about this and try to find a way for you.