1622. Fancy Sequence

LeetCodeMathDesignSegment TreeNumber TheoryOpen on judge ↗

Write an API that generates fancy sequences using the append, addAll, and multAll operations. Implement the Fancy class: - Fancy() Initializes the object with an empty sequence. - void append(val) Appends an integer val to the end of the sequence. - void addAll(inc) Increments all existing values in the sequence by an integer inc. - void multAll(m) Multiplies all existing values in the sequen

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solution.cppC++17

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