class AntFarm $\{$

$/**$

$*$ Constructor for the AntFarm class.

$*$

$*$ @param $\{...$string$\}$ ants $-$ Names of the ants.

$*/$

constructor$(...$ants$)\{$

$/**$ @private $*/$

this.ants $=$ ants.map$(($name$)=>(\{$ name, health: $100\}))$;

$\}$

$/**$

$*$ Makes the ants in the farm do chores, decreasing their health by $20$ points each.

$*$

$*$ @returns $\{$string$\}$ A message indicating the number of ants starting work.

$*/$

work$()\{$

if $($this$.$ants.length $===0)\{$

return $"$No ants here. Did you work them to death?";

$\}$

this.ants.forEach$(($ant$)=>\{$

ant.health $-=20$;

if $($ant$.$health $<=0)\{$

this.removeAnt$($ant$)$;

$\}$

$\})$;

return $`$$$\{$this$.$ants.length$\}$ ants starting work!$`$;

$\}$

$/**$

$*$ Feeds the ants in the farm, increasing their health by $15$ points each.

$*$

$*$ @param $\{$string$\}$ name $-$ The name of the ant$($s$)$ to feed.

$*$ @returns $\{$string$\}$ A message indicating the success or failure of feeding the ants.

$*/$

feed$($name$)\{$

const antsToFeed $=$ this.ants.filter$(($ant$)=>$ ant.name $===$ name$)$;

if $($antsToFeed$.$length $===0)\{$

return $`$$$\{$name$\}$ not found!$`$;

$\}$

antsToFeed.forEach$(($ant$)=>\{$

ant.health $+=15$;

$\})$;

return "Yum!";

$\}$

$/**$

$*$ Removes an ant from the farm.

$*$

$*$ @param $\{$object$\}$ ant $-$ The ant object to remove.

$*/$

removeAnt$($ant$)\{$

const index $=$ this.ants.indexOf$($ant$)$;

if $($index $!==-1)\{$

this.ants.splice$($index$,1)$;

$\}$

$\}$

$\}$