Brace Expansion: coding question

Available question text

Given a string with brace-enclosed comma-separated option groups and implicit concatenation (e.g., "{a,b}c{d,e}"), generate all unique strings formed by choosing one option from each group and concatenating them; parse the expression into groups and compute their Cartesian product, returning results in lexicographic order.

Continue with questions that share topics or the same question type.

Accounts Merge
Coding · Array · Breadth-First Search · Depth-First Search
Remove Invalid Parentheses
Coding · Backtracking · Breadth-First Search · String
Smallest String With Swaps
Coding · Array · Breadth-First Search · Depth-First Search
Alien Dictionary
Coding · Array · Breadth-First Search · Depth-First Search

Sources · 2 references

These records explain where the question appears. A company tag or candidate report does not guarantee a future interview question.

Hello Interview · 1 record

No company association
Leetcode 1087. Brace Expansion
Reported date not specified · 0 source reports
Source snapshot: Nov 12, 2026
View source

LeetCode company tags · 2 records

Anduril
Brace Expansion
Reported date not specified · Source window: 3mo
Source snapshot: Oct 20, 2026
Source frequency score: 81.2. This is not an interview probability.
View source
Anduril
Brace Expansion
Reported date not specified · Source window: 6mo
Source snapshot: Oct 20, 2026
Source frequency score: 82.8. This is not an interview probability.
View source

Available question text

Brace Expansion

Available question text

Related questions

Brace Expansion

Available question text

Related questions