Pairs with differencek|gfg potd| 30-10-2024| gfg potd today| easy and simple solution | Anurag yadav

🚀 Welcome to today's GeeksforGeeks Problem of the Day! 🚀
In this video, we'll solve the popular 'pair with difference k' problem using simple yet effective logic. Watch me break down the solution step-by-step, and by the end, you'll be able to ace this problem effortlessly! If you're prepping for coding interviews or just looking to enhance your problem-solving skills, this video is perfect for you! 💡
Problem:
Given an array arr[] of positive integers. Find the number of pairs of integers whose difference equals a given number k.
Note: (a, b) and (b, a) are considered the same. Also, the same numbers at different indices are considered different.
🎯 Key takeaways:
✔️ Clear explanation of why we use hashmap
✔️ Edge cases handled effortlessly.
✔️ Java implementation.
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