Leetcode Problem 672. Bulb Switcher II

672. Bulb Switcher II

Leetcode Solutions

Reduce the number of bulbs n to a maximum of 3, as any larger number will not increase the number of unique states.
Reduce the number of presses presses to a maximum of 3 for the same reason.
If presses is 0, return 1 because there is only one state (all lights on).
If n is 1, return 2 if presses is at least 1 because there are only two states (on or off).
If n is 2, return 3 if presses is 1, or 4 if presses is greater than 1.
If n is 3, return 4 if presses is 1, 7 if presses is 2, or 8 if presses is greater than 2.
Return the calculated number of unique states.

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