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Padala Indira Bhavani • 0
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Recent Replies
Answer: NAVI TECHNOLOGIES Hiring On-Campus OA (2023) | Problem Sum of Scores of Built S by Padala Indira Bhavani • 0
Approach This problem can be solved efficiently using the Z-Algorithm. The Z-array stores: Z[i] = Length of the longest substrin…
Answer: VALUEBOUND Off-Campus OA (2023) | Problem Find the Power of K-Size Subarrays by Padala Indira Bhavani • 0
Approach Instead of checking every subarray separately: Maintain the length of the current consecutive sequence. If: nums…
Answer: SCALER (INTERVIEWBIT) On-Campus OA (2023) | Max Points on a Line (Count Collinea by Padala Indira Bhavani • 0
Approach For every point: Treat it as the anchor point. Compute slopes with all remaining points. Store the frequency of each …
Answer: SIMPL Off-Campus Hiring | Maximum Erasure Value | OA (2023) by Padala Indira Bhavani • 0
Approach Use a Sliding Window + HashMap approach. Maintain a window containing only unique elements. Store the last occurrence i…
Answer: JUSPAY Hiring | Problem Count Ways to Build Good Strings | On-Campus OA (2023) by Padala Indira Bhavani • 0
Approach This problem is a Dynamic Programming (DP) problem. Let: dp[i] represent the number of ways to build a string of len…
Answer: CAPILLARY TECHNOLOGIES | Smallest Value of the Rearranged Number | On-Campus OA by Padala Indira Bhavani • 0
Approach The problem can be divided into two cases. Case 1: Positive Number To obtain the smallest positive number: Extract …
Answer: LIMEROAD Hiring On-Campus OA (2022)| Problem Design HashMap Without Built-in Ha by Padala Indira Bhavani • 0
Approach A HashMap stores key-value pairs using a hashing mechanism. Since built-in HashMap usage is not allowed, we can implement ou…
Answer: CURRENCY CLOUD | Off-Campus OA (2022) | Maximum Difference Between Node and Ance by Padala Indira Bhavani • 0
Approach For every node, we need to know: Minimum value encountered from root to current node. Maximum value encountered from ro…
Answer: INMOBI Hiring Off-Campus OA (2022) | Problem Average Waiting Time by Padala Indira Bhavani • 0
Approach We simulate the chef's work. For each customer: Case 1: Chef is idle If the customer arrives after the chef become…
Answer: ZOHO CORP Hiring On-Campus OA (2022) | Problem Sum of Digits in Base K by Padala Indira Bhavani • 0
Approach To convert a decimal number into another base: Repeatedly divide the number by k. The remainder obtained at each step b…
Answer: CLEVERTAP Hiring | Check if Number Has Equal Digit Count and Digit Value | Off-C by Padala Indira Bhavani • 0
Approach Since the string length is at most 10, we can directly count the frequency of every digit. Steps Create a frequency ar…
Answer: POSTMAN Hiring Off-Campus | Find All Groups of Farmland Question | OA(2022) by Padala Indira Bhavani • 0
Approach Whenever we encounter a farmland cell (1), it represents the top-left corner of a new farmland group. Since every farmland r…
Answer: SHARECHAT Hiring On-Campus OA (2021) | Problem Longest ZigZag Path in a Binary by Padala Indira Bhavani • 0
Approach This problem can be solved efficiently using Depth First Search (DFS). At every node: If the previous move was left, t…
Answer: UNACADEMY Hiring Off-Campus OA (2021) Problem Maximum Number of Vowels in a Sub by Padala Indira Bhavani • 0
Approach A brute-force approach would check every substring of length k and count vowels inside it. This would require: O(n × k)…
Answer: BROWSERSTACK Hiring On-Campus OA (2021) | Problem Bulls and Cows by Padala Indira Bhavani • 0
Approach The problem requires counting: Bulls → matching digit at the same position. Cows → matching digits at differe…
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