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DIY: 24 Game

Explore how to implement a function that checks if four given integers can be combined using addition, subtraction, multiplication, and real division to reach the value 24. This lesson guides you through solving the 24 Game problem with correct operation rules and restrictions, enhancing your problem-solving skills in Scala.

Problem statement

Suppose you are given an integer list, cards, of length 4. Each one of the four cards contains a number in the range [1, 9]. You have to check if an arithmetic expression formed by an interleaving of these cards with the ...