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Answer: GLEAN Hiring Off-Campus OA (2024) | Count Subarrays Where Maximum Element Appea by Padala Indira Bhavani • 0
Approach First, determine the maximum element present in the array. Then use the Sliding Window (Two Pointers) technique: Expan…
Answer: RAZORTHINK On-Campus OA (2024) | Problem Find Target Indices After Sorting Arr by Padala Indira Bhavani • 0
Approach Instead of actually sorting the array, we can determine the target's final positions directly. Key Observation Cou…
Answer: INNOVACCER Off-Campus OA (2024) |Number of Zero-Filled Subarrays Problem by Padala Indira Bhavani • 0
Approach A brute-force approach would generate every subarray and check whether all elements are zero. This would take: O(n²) …
Answer: SIGMOID Hiring | Most Frequent Even Element Problem | On-Campus Online Assessmen by Padala Indira Bhavani • 0
Approach We need to: Count the frequency of every even number. Find the even number with the highest frequency. If multiple nu…
Answer: SAMSARA Hiring | Minimum Score by Changing Two Elements Problem | Off Campus OA by Padala Indira Bhavani • 0
Approach Since we can modify two elements to any value, the best strategy is to eliminate extreme values that contribute to the maximum …
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Approach To maximize the score: Score = Zeros in Left + Ones in Right First count the total number of '1' …
Answer: GARENA Hiring Challenge | Off-Campus OA (2024) | Stamping the Sequence Problem by Padala Indira Bhavani • 0
Approach Instead of constructing the target from question marks, it is easier to work backwards. We repeatedly search for a position …
Answer: PERSISTENT SYSTEMS Hiring | Off-Campus OA (2024) | Minimum Difference Between Hi by Padala Indira Bhavani • 0
Approach To minimize the difference between the highest and lowest selected scores: Sort the array. Any optimal group of k eleme…
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Approach A brute-force solution would generate all possible subarrays and find the minimum element in each one. However: Total s…
Answer: BENTELER Hiring Challenge | Off Campus OA (2024) | Remove Stones to Minimize the by Padala Indira Bhavani • 0
Approach To minimize the total number of stones, we should always perform the operation on the pile with the maximum number of stones. …
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Solution 1: Best Time to Buy and Sell Stock II — Greedy One Pass Approach Since we can make unlimited transactions, the optimal…
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Solution: DFS to Count Connected Components Approach This is a classic connected components problem on an undirected graph represente…
Answer: Confluent SWE Interview Question 2025 May | Sliding Window | on-campus by Pravardhan Aare • 0
Solution: Fixed-Size Sliding Window with Frequency Difference Count Approach Use a fixed-size sliding window of length equal to p'…
Answer: MongoDB Associate Developer Interview Question 2022 November | Trees | on-campus by Pravardhan Aare • 0
Solution: Recursive Mirror Check Approach A tree is symmetric if its left and right subtrees are mirror images of each other. Two tre…
Answer: Elastic SWE Interview Question 2024 July | Arrays | on-campus by Pravardhan Aare • 0
Solution: Three-Step Reverse Trick Approach Rotating an array right by k is equivalent to taking the last k elements and placing them…
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