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How to Solve Kth Smallest Number in Multiplication Table Problem
Master the Kth Smallest Number in Multiplication Table LeetCode problem with undetectable real-time assistance. Get instant solutions and explanations during your coding interviews.
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LeetCode ProblemKth Smallest Number in Multiplication Table
Nearly everyone has used the Multiplication Table. The multiplication table of size m x n is an integer matrix mat where mat[i][j] == i * j (1-indexed). Given three integers m, n, and k, return the kth smallest element in the m x n multiplication table.
MathBinary Search
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Problem Breakdown
Understanding the Kth Smallest Number in Multiplication Table Problem
Let's break down this LeetCode problem and understand what makes it challenging in interview settings.
Problem Statement
Nearly everyone has used the Multiplication Table. The multiplication table of size m x n is an integer matrix mat where mat[i][j] == i * j (1-indexed). Given three integers m, n, and k, return the kth smallest element in the m x n multiplication table.
HardProblem #668
LeetCodeKth Smallest Number in Multiplication Table
Related Topics
MathBinary Search
How Phantom Code Helps
Get real-time assistance for Kth Smallest Number in Multiplication Table problems during coding interviews. Phantom Code provides instant solutions and explanations.
Examples
# Example 1
Input
m = 3, n = 3, k = 5
Output
3
# Example 2
Input
m = 2, n = 3, k = 6
Output
6
Constraints
1 <= m, n <= 3 * 104
1 <= k <= m * n
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Solve Kth Smallest Number in Multiplication Table — Nearly everyone has used the Multiplication Table. The multiplication table of s...
Here's the optimal approach using Math:
def solve(input):
# Optimal O(n) solution
return result
Time: O(n) | Space: O(n)
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Frequently Asked Questions
Common questions about solving Kth Smallest Number in Multiplication Table and using Phantom Code during coding interviews.
How does Phantom Code help me solve coding problems like Kth Smallest Number in Multiplication Table 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 Kth Smallest Number in Multiplication Table?
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 Kth Smallest Number in Multiplication Table?
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 Kth Smallest Number in Multiplication Table 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 Kth Smallest Number in Multiplication Table 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 Kth Smallest Number in Multiplication Table 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 Kth Smallest Number in Multiplication Table 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 Kth Smallest Number in Multiplication Table 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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