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Problem Statement : Given an array and multiple queries [L, R], find the sum of elements in that range. Naive Approach For every query, traverse the range and calculate the sum. ⏱️ Time Complexity: ...

This problem helps strengthen understanding of strings, loops, and algorithmic thinking, which are very important for coding interviews and problem solving. 📌 Example Input: "tessdfgteststest" 📌 ...

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India’s foreign policy emphasizes a multipolar world, balancing independence with ...

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