Junior Software Engineer Interview Questions

7,318 junior software engineer interview questions shared by candidates

Given a string containing alphanumeric characters, write a function to find the longest substring with at most K distinct characters. If multiple substrings of the same length exist, return the first one found. Optimize the solution for both time and space complexity.
avatar

Junior Software Engineer

Interviewed at Amazon

3.5
Aug 2, 2023

Given a string containing alphanumeric characters, write a function to find the longest substring with at most K distinct characters. If multiple substrings of the same length exist, return the first one found. Optimize the solution for both time and space complexity.

Viewing 7071 - 7080 interview questions

Glassdoor has 7,318 interview questions and reports from Junior software engineer interviews. Prepare for your interview. Get hired. Love your job.