# Longest substring with k unique characters

**substrings**. count

**unique**

**characters**. The

**longest**one with

**k**wins! def generate_substrings(S, k=3):

**substrings**= [] # Case 1: fewer

**characters**in S than

**k**, impossible if len(S) <

**k**: return

**substrings**# Case 2: if the

**substring**is ==

**k**, then it's the only option elif len(S) ==

**k**: return [S] # Case 3: we can generate

**substrings**! for.

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**longest substring with at most**two

**distinct characters**.. To solve the problem in one pass let's use here sliding window approach with two set pointers left and right serving as the window boundaries.. The idea is to set both pointers in the position 0 and then. Input: String="araaci", K=2 Output: 4 Explanation: The

**longest**

**substring**

**with**no more than '2' distinct

**characters**is "araa". ... While the dict object keys are less than

**K**distinct

**characters**,.

**longest**

**substring**

**with**

**k**distinct

**characters**. Example: input : abcbdbdbbdcdabd. For

**k**= 2, o/p is 'bdbdbbd' For

**k**= 3, o/p is 'bcbdbdbbdcd' For

**k**= 5, o/p is 'abcbdbdbbdcdabd' Here is my code is taken from this site:.

## short xxx stories

**substring**containing all

**unique characters**. I am iterating over the input string's

**characters**and analyzing the

**longest unique**. Stack Exchange Network. Stack Exchange network consists of 180 Q&A communities including Stack Overflow,. Given a string s and an integer

**k**, return the length of the

**longest**

**substring**of s such that the frequency of each

**character**in this

**substring**is greater than or equal to

**k**. Example 1: Input: s = "aaabb",

**k**= 3 Output: 3 Explanation: The

**longest**

**substring**is "aaa", as 'a' is repeated 3 times. Example 2:.

## root a127m

## welcomix com full free comic boo

## monster universal remote tv codes

**Longest Substring**with At Least

**K**Repeating

**Characters**Problem. Find the length of the

**longest substring**T of a given string (consists of lowercase letters only) such that every

**character**in T appears no less than

**k**times. Example 1: Input: s = "aaabb",

**k**= 3 Output: 3 The

**longest substring**is "aaa", as 'a' is repeated 3 times. Example 2:. Detailed solution for Length of

**Longest Substring**.