Letter Combinations of a Phone Number

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.

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Letter Combinations of a Phone Number

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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.

Example 1:

Input: {"digits":"23"}

Output: ["ad","ae","af","bd","be","bf","cd","ce","cf"]

Constraints:

$0 \leq \text{digits.length} \leq 4$
digits[i] is a digit in the range $[\text{'2'}, \text{'9'}]$ .

Input

arr ={"digits":"23"}

Start

Input:

2

abc

3

def

Current Combination

_

Found Solutions (0)

Variables

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DepthFunction Call

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