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LC-2139 Medium LeetCode

2139. Minimum Moves to Reach Target Score

Read the full problem statement on LeetCode.
Difficulty: medium Acceptance: 51% Topics: Math, Greedy
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Reference solution (spoiler · python)
# Time:  O(logn)
# Space: O(1)

# greedy
class Solution(object):
    def minMoves(self, target, maxDoubles):
        """
        :type target: int
        :type maxDoubles: int
        :rtype: int
        """
        result = 0
        while target > 1 and maxDoubles:
            result += 1+target%2
            target //= 2
            maxDoubles -= 1
        return result+(target-1)

Solution from kamyu104/LeetCode-Solutions · MIT