30-Minute Algorithm Problem | Dataford Interview Questions

Solve a standard LeetCode easy-to-medium level algorithm problem within a 30-minute limit. Implement length_of_longest_substring(s) to return the length of the longest contiguous substring containing no repeated characters. Input is a string s, and output is an integer; explain the time and space complexity of your approach.

Constraints

0 <= len(s) <= 1000
s contains printable ASCII characters
The substring must be contiguous

Function Signature

def length_of_longest_substring(s):

Your question is 30-Minute Algorithm Problem. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.

Problem

Constraints

0 <= len(s) <= 1000
s contains printable ASCII characters
The substring must be contiguous

Function Signature

def length_of_longest_substring(s):

Your question is 30-Minute Algorithm Problem. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.