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Algorithms & data structures

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Algorithms & data structures medium

Binary Search on Answer in Python: Koko Eating Bananas

Find the minimum eating speed so Koko finishes all banana piles within a given hour limit using binary search on the answer.

binary-search algorithms search
Python 
import math

def min_eating_speed(piles, h):
    """Return minimum integer eating speed K so Koko finishes within h hours."""
    def hours_needed(speed):
        return sum(math.ceil(p / speed) for p in piles)

    low, high = 1, max(piles)
    while low < high:
        mid = (low + high) // 2
        if hours_needed…
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