Pow(x, n) Leetcode Solution

The problem “Pow(x, n) Leetcode Solution” states that you are given two numbers, one of which is a floating-point number and another an integer. The integer denotes the exponent and the base is the floating-point number. We are told to find the value after evaluating the exponent over the base. …

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Permutations Leetcode Solution

The problem Permutations Leetcode Solution provides a simple sequence of integers and asks us to return a complete vector or array of all the permutations of the given sequence. So, before going into solving the problem. We should be familiar with permutations. So, a permutation is nothing but an arrangement …

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Merge Sorted Arrays Leetcode Solution

In the problem “Merge Sorted Arrays”, we are given two arrays sorted in non-descending order. The first array is not fully filled and has enough space to accommodate all elements of the second array as well. We have to merge the two arrays, such that the first array contains elements …

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Search in Rotated Sorted Array Leetcode Solution

Consider a sorted array but one index was picked and the array was rotated at that point. Now, once the array has been rotated you are required to find a particular target element and return its index. In case, the element is not present, return -1. The problem is generally …

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Best Time to Buy and Sell Stock with Cooldown Leetcode Solution

Problem statement In the problem “Best Time to Buy and Sell Stock with Cooldown” we are given an array where each element in the array contains the price of the given stock on that day. There is no restriction on the number of transactions. The definition of the transaction is …

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Longest Substring Without Repeating Characters LeetCode Solution

Longest Substring Without Repeating Characters LeetCode Solution – Given a string, we have to find the length of the longest substring without repeating characters. Let’s look into a few examples: Example pwwkew 3 Explanation: Answer is “wke” with length 3 aav 2 Explanation: Answer is “av” with length 2 Approach-1 …

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