Subsequence and Substring: A subsequence is derived from a string by deleting one or more elements, while a substring is a contiguous segment of the string. Reverse and Rotation in a String: Reversing involves interchanging character positions, while rotation shifts elements circularly. Binary String...
5. DSA Sheet by Apna College 2. CP SNo. Topics Sub-Topics 1. Google 1️⃣Code Jam 2️⃣Hash Code 3️⃣Kick Start 2. Facebook (Meta) 1️⃣Facebook Hackercup 2️⃣FB Hack 3. LeetCode 1️⃣Problems 2️⃣Contests 📕Weekly Contests 📕Biwee...