My Calendar I

operations=[MyCalendar, book, book, book],values=[null, 10,20, 15,25, 20,30]

Operation

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Result

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algomaster.io

Step:Initialize MyCalendar with an empty TreeMap

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operations=[MyCalendar, book, book, book],values=[null, 10,20, 15,25, 20,30]

0 / 19

algomaster.io

Step:Initialize MyCalendar with an empty TreeMap