Letter Combinations of a Phone Number [Golang-Solution required]

[aditya109]

Given a string containing digits from 2-9 inclusive, return all possible letter combinations that the number could represent. Return the answer in any order.

A mapping of digit to letters (just like on the telephone buttons) is given below. Note that 1 does not map to any letters.

Example 1:

Input: digits = "23"
Output: ["ad","ae","af","bd","be","bf","cd","ce","cf"]

Example 2:

Input: digits = ""
Output: []

Example 3:

Input: digits = "2"
Output: ["a","b","c"]

Constraints:

• 0 <= digits.length <= 4
• digits[i] is a digit in the range ['2', '9'].

Reference: https://leetcode.com/problems/letter-combinations-of-a-phone-number/

[cBridges851]

Hello, can I have a go at this please 😊?

[aditya109]

Hi @cBridges851 ! Sure thing. I have assigned this issue to you. Before raising a PR, please take a look at CONTRIBUTING.md and follow the guidelines. Also, if it is not too much to ask, please consider starring ⭐ the repository. It helps boost the repo popularity and guide more people towards active contribution. That is all. Happy hacking !