Getting over it with the space Cabbage, Wolf, Goat The Cabbage, Wolf, Goat riddle with a twist! Backstory: There’s an intergalactic river than needs to be crossed! Being a space-ferryman you’ve offered some aliens on your small space ferry that can only carry two entities: you and a passenger. Ho...

class BankAccount { balance = 0; add(balance) { if (typeof balance !== "number") return; this.balance += balance; } withdraw(balance) { this.balance -= balance; } } const account1 = new BankAccount(); const account2 = new BankAccount(); console.log(account1.add() === account2.withdraw());//====> ...

Given is a grid polygon by the list of its integer vertex coordinates arranged along the perimeter, in the form \$(x_1,y_1), (x_2,y_2), \cdots , (x_n,y_n)\$ with \$n \ge 3\$. The polygon is completed by connecting point \$n\$ to point \$1\$. For simplicity, it may be assumed that the polygon is s...

Difficult Boolean Algebra Calculator Background With the success of Simple Boolean Algebra Calculator, I present a more difficult problem. Boolean Algebra concerns representing values with letters and simplifying expressions. The following is a chart for the standard notation used: Above is what...

The famous game of Qwirkle has simple but intricate rules (See part 2 of this question for a summary of the rules!) The Challenge You are somehow (text input, function parameter, whatever) given a board of a Qwirkle game, like a snapshot from any current timeframe within a game. This board can b...