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How to Solve Minimize the Difference Between Target and Chosen Elements Problem
Master the Minimize the Difference Between Target and Chosen Elements LeetCode problem with undetectable real-time assistance. Get instant solutions and explanations during your coding interviews.
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Start Free for WindowsMedium#1981
LeetCode ProblemMinimize the Difference Between Target and Chosen Elements
You are given an m x n integer matrix mat and an integer target. Choose one integer from each row in the matrix such that the absolute difference between target and the sum of the chosen elements is minimized. Return the minimum absolute difference. The absolute difference between two numbers a and b is the absolute value of a - b.
ArrayDynamic ProgrammingMatrix
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Problem Breakdown
Understanding the Minimize the Difference Between Target and Chosen Elements Problem
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Problem Statement
You are given an m x n integer matrix mat and an integer target. Choose one integer from each row in the matrix such that the absolute difference between target and the sum of the chosen elements is minimized. Return the minimum absolute difference. The absolute difference between two numbers a and b is the absolute value of a - b.
MediumProblem #1981
LeetCodeMinimize the Difference Between Target and Chosen Elements
Related Topics
ArrayDynamic ProgrammingMatrix
How Phantom Code Helps
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Examples
# Example 1
Input
mat = [[1,2,3],[4,5,6],[7,8,9]], target = 13
Output
0
# Example 2
Input
mat = [[1],[2],[3]], target = 100
Output
94
# Example 3
Input
mat = [[1,2,9,8,7]], target = 6
Output
1
Constraints
m == mat.length
n == mat[i].length
1 <= m, n <= 70
1 <= mat[i][j] <= 70
1 <= target <= 800
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Solve Minimize the Difference Between Target and Chosen Elements — You are given an m x n integer matrix mat and an integer target. Choose one inte...
Here's the optimal approach using Array:
def solve(input):
# Optimal O(n) solution
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Time: O(n) | Space: O(n)
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Frequently Asked Questions
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How does Phantom Code help me solve coding problems like Minimize the Difference Between Target and Chosen Elements 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 Minimize the Difference Between Target and Chosen Elements?
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 Minimize the Difference Between Target and Chosen Elements?
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 Minimize the Difference Between Target and Chosen Elements 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 Minimize the Difference Between Target and Chosen Elements 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 Minimize the Difference Between Target and Chosen Elements 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 Minimize the Difference Between Target and Chosen Elements 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 Minimize the Difference Between Target and Chosen Elements 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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