Leetcode Weekly Contest 491 || Q1, Q2, Q3, Q4 || Sliding Window, 2-Pointer, Bitwise OR || Watch 2X🚀

Описание: LeetCode Weekly Contest 491: https://leetcode.com/contest/weekly-c...
Q1. 3856 - Trim Trailing Vowels (Easy) https://leetcode.com/problems/trim-tr...
Q2. 3857 - Minimum Cost to Split into Ones (Medium) https://leetcode.com/problems/minimum...
Q3. 3858 - Minimum Bitwise OR From Grid (Medium) https://leetcode.com/problems/minimum...
Q4. 3859 - Count Subarrays With K Distinct Integers (Hard) https://leetcode.com/problems/count-s...

In this video, I have explained step-by-step in detail the all four problems A, B, C, D from LeetCode Weekly Contest 491. This guide includes efficient approaches, detailed code walkthroughs, and valuable tips to help you tackle each problem with confidence.

Time Stamp
0:00 Q1
1:40 Q1 Approach + Solution Code in C++
2:22 Q2
3:10 Q2 Approach Explanation
6:33 Q2 Solution Code in C++
6:45 Q3
7:19 Q3 Approach + Solution Code in C++
16:39 Q4
17:22 Q4 Approach + Solution Code in C++

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Trim Trailing Vowels
Minimum Cost to Split into Ones
Minimum Bitwise OR From Grid
Count Subarrays With K Distinct Integers
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Bitwise OR
Bit Manipulation
Sliding Window
Leetcode 3856,3857,3858,3859
LC 3856,3857,3858,3859
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