Write a function that takes a number as input and returns its square. Rewrite the function as an arrow function.

Implement a function that calculates the average of a list of numbers. Transform the function into an arrow function.

Create a function that checks if a number is even or odd and returns "even" or "odd" accordingly. Then, rewrite it using an arrow function.

Write a function that calculates the area of a rectangle given its length and width as parameters. Refactor this function using an arrow function.

When squirrels get together for a party, they like to have cigars. A squirrel party is successful when the number of cigars is between 40 and 60, inclusive. Unless it is the weekend, in which case there is no upper bound on the number of cigars. Return true if the party with the given values is successful, or false otherwise.

Examples

cigarParty(30, false) → false cigarParty(50, false) → true cigarParty(70, true) → true Complete the cigarParty function below

function cigarParty(cigars, isWeekend){

}