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How to Solve Closest Dessert Cost Problem
Master the Closest Dessert Cost LeetCode problem with undetectable real-time assistance. Get instant solutions and explanations during your coding interviews.
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Start Free for WindowsMedium#1774
LeetCode ProblemClosest Dessert Cost
You would like to make dessert and are preparing to buy the ingredients. You have n ice cream base flavors and m types of toppings to choose from. You must follow these rules when making your dessert: You are given three inputs: You want to make a dessert with a total cost as close to target as possible. Return the closest possible cost of the dessert to target. If there are multiple, return the lower one.
ArrayDynamic ProgrammingBacktracking
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Problem Breakdown
Understanding the Closest Dessert Cost Problem
Let's break down this LeetCode problem and understand what makes it challenging in interview settings.
Problem Statement
You would like to make dessert and are preparing to buy the ingredients. You have n ice cream base flavors and m types of toppings to choose from. You must follow these rules when making your dessert: You are given three inputs: You want to make a dessert with a total cost as close to target as possible. Return the closest possible cost of the dessert to target. If there are multiple, return the lower one.
MediumProblem #1774
LeetCodeClosest Dessert Cost
Related Topics
ArrayDynamic ProgrammingBacktracking
How Phantom Code Helps
Get real-time assistance for Closest Dessert Cost problems during coding interviews. Phantom Code provides instant solutions and explanations.
Examples
# Example 1
Input
baseCosts = [1,7], toppingCosts = [3,4], target = 10
Output
10
# Example 2
Input
baseCosts = [2,3], toppingCosts = [4,5,100], target = 18
Output
17
# Example 3
Input
baseCosts = [3,10], toppingCosts = [2,5], target = 9
Output
8
Constraints
n == baseCosts.length
m == toppingCosts.length
1 <= n, m <= 10
1 <= baseCosts[i], toppingCosts[i] <= 104
1 <= target <= 104
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Solve Closest Dessert Cost — You would like to make dessert and are preparing to buy the ingredients. You hav...
Here's the optimal approach using Array:
def solve(input):
# Optimal O(n) solution
return result
Time: O(n) | Space: O(n)
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Undetectability Checklist
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Platform Compatibility
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Google Meet
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HackerRank
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CodeSignal
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CoderPad
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Frequently Asked Questions
Common questions about solving Closest Dessert Cost and using Phantom Code during coding interviews.
How does Phantom Code help me solve coding problems like Closest Dessert Cost during interviews?
Phantom Code generates complete solutions instantly with proper complexity analysis, letting you focus on explaining your approach and demonstrating problem-solving skills rather than getting stuck on implementation details during high-pressure situations.
What if the interviewer asks follow-up questions or modifications to problems like Closest Dessert Cost?
Phantom Code adapts in real-time. Screenshot the modified problem or use audio mode to capture the interviewer's follow-up, and get an updated solution within seconds — including edge cases and optimizations.
Can Phantom Code help me communicate my solution for problems like Closest Dessert Cost?
Yes. Phantom Code provides step-by-step approach explanations with 3 progressive thoughts, so you can walk through your solution naturally. It also provides time and space complexity analysis to discuss trade-offs.
How does Phantom Code assist with different programming languages for Closest Dessert Cost type problems?
Phantom Code supports 11 programming languages including Python, Java, C++, JavaScript, TypeScript, Go, Rust, Ruby, Swift, Kotlin, and C#. Set your preferred language and get idiomatic solutions.
What coding mistakes does Phantom Code help me avoid during Closest Dessert Cost interviews?
Phantom Code catches common mistakes like off-by-one errors, missing edge cases, incorrect base conditions, and suboptimal approaches. It provides clean, well-structured code that handles all edge cases.
Is Phantom Code detectable when solving problems like Closest Dessert Cost during live interviews?
No. Phantom Code runs as an invisible desktop overlay that doesn't appear in screen shares, recordings, or proctoring software. It works with Zoom, HackerRank, CodeSignal, CoderPad, and all major platforms.
How does Phantom Code help when I'm struggling with Closest Dessert Cost style questions under pressure?
The AI provides structured guidance: first the approach (what algorithm/data structure to use and why), then the implementation with clean code, and finally complexity analysis. This helps you think clearly even under pressure.
Does Phantom Code work for the coding platforms used in Closest Dessert Cost interviews?
Yes. Phantom Code works with all major coding platforms including LeetCode, HackerRank, CodeSignal, CoderPad, HackerEarth, and any browser-based coding environment.
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