Concatenation of Array LeetCode Solution

Problem Description: The Concatenation of Array Leetcode Solution: states that Given an integer array nums of length n, you want to create an array ans of length 2n where ans[i] == nums[i] and ans[i + n] == nums[i] for 0 <= i < n (0-indexed). Specifically, ans is the concatenation of two nums arrays. Return the array ans. Let’s first try to understand the problem and what it states. The problem …

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Concatenation of Array LeetCode Solution

Problem Statement : Concatenation of Array LeetCode Solution – Given an integer array nums of length n, you want to create an array ans of length 2n where ans[i] == nums[i] and ans[i + n] == nums[i] for 0 <= i < n (0-indexed). Specifically, ans is the concatenation of two nums arrays. Return the array ans. Example : Example 1 Input: nums = [1,2,1] Output: [1,2,1,1,2,1] Explanation: The array …

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Find subarray with given sum (Handles Negative Numbers)

The problem “Find subarray with given sum (Handles Negative Numbers)” states that you are given an integer array, containing negative integers as well and a number called “sum”. The problem statement asks to print the sub-array, which sums up to a given number called “sum”.  If more than one sub-array …

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Count even length binary sequences with same sum of first and second half bits

The problem “Count even length binary sequences with same sum of first and second half bits” states that you are given an integer. Now find out the number of ways to construct a binary sequence of size 2*n such that the first half and second half have the same number …

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