LeetCode 2839 Explained | Check if Strings Can Be Made Equal (Easy Trick!)

Learn how to solve LeetCode 2839 – Check if Strings Can Be Made Equal With Operations I in a clear and intuitive way. In this video, we break down the problem step by step and reveal the key insight that makes this problem extremely easy. 🚀 What you'll learn: How the swap operation works (distance = 2) Why indices form independent groups The even/odd index trick A clean one-line Python solution Time and space complexity explained 💡 Key Insight: Characters at even indices and odd indices can never mix. Once you see this, the problem becomes trivial. 🔓 Note: Without a channel membership, only Easy-level problems are available. Join the membership to unlock Medium and Hard LeetCode problems, ad-free. ☕ Buy Me a Coffee members also get: • LeetCode problem requests • Faster Q&A responses • Content beyond LeetCode, including databases, networking, and servers ⭐️ Membership Link https://www.youtube.com/channel/UC9RMNwYTL3SXCP6ShLWVFww/join ⭐️ Please subscribe to my channel from here. https://www.youtube.com/channel/UC9RMNwYTL3SXCP6ShLWVFww ⭐️ Please upvote my post from here. https://leetcode.com/problems/check-if-strings-can-be-made-equal-with-operations-i/solutions/7714778/video-even-group-and-odd-group-by-niits-5f83/?envType=daily-question&envId=2026-03-29 ------------------------------------------------------------------------------------------------------ ■ Blind 75 LeetCode questions https://youtu.be/YXS_F9YEFno ■ Twitter https://twitter.com/CodingNinjaAZ ■ Problem Link https://leetcode.com/problems/check-if-strings-can-be-made-equal-with-operations-i/description/ ■ Codes in the video - Python, JavaScript, Java and C++ are available from here. ■ Other Playlists Array&Hash : https://youtu.be/agJo3i8t9K0?list=PLElbz74hCXjQxCcd6dscrXviVH5e2lLcf Tree : https://youtu.be/QDEdpR7qRbM?list=PLElbz74hCXjTZmOwFvnJ2o-w5HNPmHSjL Backtracking : https://youtu.be/IBta-SJQMU8?list=PLElbz74hCXjQDHJCm39Q0Meu68oaK_lNU Sliding Window : https://youtu.be/tHXD121bgLE?list=PLElbz74hCXjTF_0ycT-vygVAFFn4IgG0K Greedy : https://youtu.be/dG0CWY17h5c?list=PLElbz74hCXjRLWOz3NU9b7zvtbKxInjvM Easy Level Questions : https://youtu.be/agJo3i8t9K0?list=PLElbz74hCXjSN9rVR39Uy5qTOs4Y8zwSp Medium Level Questions : https://youtu.be/tHXD121bgLE?list=PLElbz74hCXjRtPzDhBghSanG-5jBaxCUv Linked List: https://youtu.be/1FfxWjynISY?list=PLElbz74hCXjSeQ0fAy8uRKY4lhm2S0UQv Hard Level Questions :https://youtu.be/2J2c3oGKBI4?list=PLElbz74hCXjTVWuBLSQI2vplhCCiWO2kG #leetcode #python #interview