npc interview questions

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1. Article · Java

   Candy Problem in Java – Greedy O(n) Time and O(1) Space Solution

   earn how to solve the Candy problem using an optimal greedy algorithm. Includes intuition, dry run, complexity analysis, and Java solution with O(n) time and O(1) space.

   Sandhiya PriyaJun 51,8671,000
2. Article · Java

   Next Element With Greater Frequency – Java O(n) Stack Solution

   Learn how to solve the Next Element With Greater Frequency problem using HashMap and Monotonic Stack. Includes intuition, dry run, complexity analysis, and optimized Java solution.

   Sandhiya PriyaJun 5