Return all possible letter combinations that a given number string could represent, given that the digits 2-9 are included. The answer may be returned in any order.
Return all possible letter combinations that a given number string could represent, given that the digits 2-9 are included. The answer may be returned in any order.
题目类型: 技术面试题
这是一道技术面试题，常见于澳洲IT公司面试中。
难度: easy
标签: interviewbit, hashedin, company-specific
目标公司: HashedIn
参考答案摘要
For example, if the string “34” is provided, then the possible solutions are - ["dg","dh","di","eg","eh","ei","fg","fh","fi"]. Solution As a result, we need to generate all possible letters. So here w...
答题技巧
技术面试题建议先理清思路再作答，从基础概念讲起，逐步深入。可以结合实际项目经验解释技术原理，展示你的理解深度和实践能力。
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