Hello need the fix for this lab please in javaInput $($from above$)$ longrightarrow,longrightarrow Output $($shown below$)$

Program errors displayed here

ExtendedAVLNode.java:$35$: error: method does not override or implement a method from a supertype

@override

$^$

ExtendedAVLNode.java:$37$: error: cannot find symbol

super.setParent $($node$)$;

$^$

symbol: method setParent$($BSTNode$)$

ExtendedAVLTree.java:$8$: error: method does not override or implement a method from a supertype

@override

${?}^{{?}^{?}}$

ExtendedAVLTree.java:$10$: error: cannot find symbol

super.insert$($key$)$;

symbol: method insert$($int$)$

ExtendedAVLTree.java:$15$: error: method does not override or implement a method from a supertype

@Override

${?}^{{?}^{?}}$

ExtendedAVLTree.java:$17$: error: cannot find symbol

super.remove $($key$)$;

symbol: method remove$($int$)$

$6$ errors

need error fixed please