---
title: "Discussion on \"[LeetCode] Top Interview 150 Problems Solving # 17 Letter Combinations of a Phone Number\" | Hashnode"
description: "Discussion on \"[LeetCode] Top Interview 150 Problems Solving # 17 Letter Combinations of a Phone Number\". Learn how to solve LeetCode's \"Letter Combinations of a Phone Number\" using recursion with a dial dictionary and slicing techniques"
url: "https://hashnode.com/posts/leetcode-top-interview-150-problems-solving-17-letter-combinations-of-a-phone-number/67bc82cc767fbac944d4e7e5"
---

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# [\[LeetCode\] Top Interview 150 Problems Solving # 17 Letter Combinations of a Phone Number](https://ramieeee.me/leetcode-top-interview-150-problems-solving-17-letter-combinations-of-a-phone-number?utm_source=hashnode&utm_medium=feed)

Learn how to solve LeetCode's "Letter Combinations of a Phone Number" using recursion with a dial dictionary and slicing techniques

Feb 24, 2025 · 3 min read · ramieeee.me  
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-   [#python](https://hashnode.com/tag/python)
-   [#recursion](https://hashnode.com/tag/recursion)
-   [#leetcode](https://hashnode.com/tag/leetcode)
-   [#algorithms](https://hashnode.com/tag/algorithms)

## Written by

[Ramhee Yeon](https://hashnode.com/@ramieeee)

@ramieeee · Seoul, South Korea

  
[View profile](https://hashnode.com/@ramieeee)

AI researcher and developer

South Korean, master's degree of AI. A research focused AI specialist, and a rogrammer for LLM. I am seeking opportunities worldwide. I used to live in Frankfurt, Moscow, Pretoria, Baguio. Where to next?

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