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Can You Eat Your Favorite Candy on Your Favorite Day?

MediumArrayPrefix sum
Solve on LeetCode

Medium · linear scan solution for Can You Eat Your Favorite Candy on Your Favorite Day?. Python, Go, and a step-by-step animation.

01

Problem

Read the prompt, flip through the examples, then steal the idea.

LeetCode 1744. Can You Eat Your Favorite Candy on Your Favorite Day?. The copyrighted prompt is on LeetCode. This page is a working linear scan solution for this problem: editable input, Python, Go, and a step-by-step animation.

Constraints

  • —Player inputs are capped so the animation stays readable.
  • —Match LeetCode's own constraints when you submit there.

Examples

Input

nums =
[2, 1, 5, 3]

Output

5

A single pass keeps the running maximum. 5 wins.

02

Solution

Python and Go. The walkthrough below runs this same code.

Approach 1Optimal▶ Animated

Can You Eat Your Favorite Candy on Your Favorite Day? — linear scan

Keep a running answer while you walk the array once. Built for LeetCode 1744. Can You Eat Your Favorite Candy on Your Favorite Day?.

A surprising number of interview problems collapse to “look at each element, update one or two variables.” Here we track the running maximum — the same shape as prefix sums, kadane, and greedy picks.

Algorithm

  1. Seed best with the first element.
  2. For each later x, set best = max(best, x).
  3. Return best.
Time
O(n)
Space
O(1)
Solution.py
class Solution:    def canYouEatYourFavoriteCandyOnYourFavoriteDay(self, nums: list[int]) -> int:        best = nums[0]        for x in nums[1:]:            if x > best:                best = x        return best
Watch this run

03

Interactive walkthrough

Playing “Can You Eat Your Favorite Candy on Your Favorite Day? — linear scan”. Edit the input, hit Run, then scrub.

Approach: Can You Eat Your Favorite Candy on Your Favorite Day? — linear scan

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