what is wrong with this code

import java.util.ArrayList;

class main$\{$

private String name;

private Entity$[]$ entities;

private int numEntities;

public$($String name$)\{$

this.name $=$ name;

this.entities $=$ new Entity$[10]$;

this.numEntities $=0$;

$\}$

public int getNumEntities$()\{$

return numEntities;

$\}$

public Entity$[]$ getEntities$()\{$

return entities;

$\}$

public void addEntity$($Entity e$)\{$

if $($numEntities $<10)\{$

entities$[$numEntities$]=$ e;

numEntities$++$;

$\}$ else $\{$

System.out.println$("$World has reached maximum capacity for entities."$)$;

$\}$

$\}$

public Entity deleteEntity$($int pos$)\{$

if $($pos $>=0$ && pos $<$ numEntities$)\{$

Entity deletedEntity $=$ entities$[$pos$]$;

for $($int i $=$ pos; i $<$ numEntities $-1$; i$++)\{$

entities$[$i$]=$ entities$[$i $+1]$;

$\}$

numEntities$--$;

return deletedEntity;

$\}$ else $\{$

System.out.println$("$Invalid position for deletion."$)$;

return null;

$\}$

$\}$

public int findEntity$($String name$)\{$

for $($int i $=0$; i $<$ numEntities; i$++)\{$

if $($entities$[$i$].$getName$().$equals$($name$))\{$

return i;

$\}$

$\}$

return $-1$;

$\}$

public void numEnties$($int xVal, int yVal$)\{$

for $($int i $=0$; i $<$ numEnties; i$++)\{$

$\}$

$\}$

$\}$