Longest Substring without Repeating Characters
Explore methods to determine the longest substring without repeating characters in a string. Understand how to apply the sliding window technique effectively to solve this problem and practice implementing your solution in a hands-on coding environment.
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Statement
Given a string, str, return the length of the longest substring without repeating characters.
Constraints:
-
str.length strconsists of English letters, digits, and spaces.
Examples
Understand the problem
Let’s take a moment to make sure you’ve correctly understood the problem. The quiz below helps us to check if you’re solving the correct problem:
Longest Substring Without Repeating Characters
What should be the output if the following string is given as an input?
s = “conceptoftheday”
8
6
5
13
Figure it out!
We have a game for you to play. Rearrange the logical building blocks to develop a clearer understanding of how to solve this problem.
Try it yourself
Implement your solution in the following coding playground:
package mainfunc findLongestSubstring(str string) int {// Replace this placeholder return statement with your codereturn -1}