C3 Ai Coding & Algorithms Interview Questions
Practice the exact questions companies are asking right now.
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C3 AI
Hard
Data ScientistFind longest substring with at least k repeats
Longest substring where each character appears at least k times You are given: - a string s consisting of lowercase English letters - an integer k Ret...
Coding & Algorithms
0
0
Aug 9, 2025
C3 AI
Medium
Data ScientistDecompress an encoded string
Given an encoded string, return its decoded (decompressed) form. Use the following encoding rule: - A positive integer \(k\) followed by a bracketed s...
Coding & Algorithms
0
0
Jul 25, 2025