{ "data": { "question": { "questionId": "950", "questionFrontendId": "914", "boundTopicId": null, "title": "X of a Kind in a Deck of Cards", "titleSlug": "x-of-a-kind-in-a-deck-of-cards", "content": "

In a deck of cards, each card has an integer written on it.

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Return true if and only if you can choose X >= 2 such that it is possible to split the entire deck into 1 or more groups of cards, where:

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Example 1:

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\nInput: deck = [1,2,3,4,4,3,2,1]\nOutput: true\nExplanation: Possible partition [1,1],[2,2],[3,3],[4,4].\n
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Example 2:

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\nInput: deck = [1,1,1,2,2,2,3,3]\nOutput: false\nExplanation: No possible partition.\n
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Constraints:

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Most standard library headers are already included automatically for your convenience.

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OpenJDK 17 . Java 8 features such as lambda expressions and stream API can be used.

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Most standard library headers are already included automatically for your convenience.

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