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Problem
Submissions
Problem: Longest Substring without Repeating Characters
med
30 min
Explore how to identify the longest substring without repeating characters in a given string by applying the sliding window technique. Understand problem constraints and develop an efficient solution to optimize time and space complexity while practicing hands-on implementation.
Statement
Given a string, input_str, return the length of the longest substring without repeating characters.
Constraints:
-
input_str.length input_strconsists of English letters, digits, and spaces.
Examples
Understand the problem
Figure it out!
Try it yourself
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Tap here to switch tabs
Problem
Submissions
Problem: Longest Substring without Repeating Characters
med
30 min
Explore how to identify the longest substring without repeating characters in a given string by applying the sliding window technique. Understand problem constraints and develop an efficient solution to optimize time and space complexity while practicing hands-on implementation.
Statement
Given a string, input_str, return the length of the longest substring without repeating characters.
Constraints:
-
input_str.length input_strconsists of English letters, digits, and spaces.
Examples
Understand the problem
Figure it out!
Try it yourself
Unlock AI-Powered LearningUpgrade to smarter learning with instant explanations of Ask Agent, Personalized Interview Prep, Real-World Projects, 3 AI Mock Interviews per month, and Personalized Paths