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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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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Maximum subsequence sum such that no three are consecutive

The problem “Maximum subsequence sum such that no three are consecutive ” states that you are given an array of integers. Now you need to find a subsequence that has the maximum sum given that you cannot consider three consecutive elements. To recall, a subsequence is nothing but an array …

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Sequences of given length where every element is more than or equal to twice of previous

The problem “Sequences of given length where every element is more than or equal to twice of previous” provides us with two integers m and n. Here m is the largest number that can exist in the sequence and n is the number of elements that must be present in the …

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Minimum sum of multiplications of n numbers

The problem “Minimum sum of multiplications of n numbers” states that you are given n integers and you need to minimize the sum of multiplication of all the numbers by taking two elements that are adjacent at a time and putting back their sum mod 100 until a single number …

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Count ways to reach the nth stair using step 1, 2 or 3

The problem “Count ways to reach the nth stair using step 1, 2, or 3” states that you are standing on the ground. Now you need to reach the end of the staircase. So how many ways are there to reach the end if you can jump only 1, 2, …

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Write Code to Determine if Two Trees are Identical

The problem “Write Code to Determine if Two Trees are Identical” states that you are given two binary trees. find out if they are identical or not? Here, identical tree means that both the binary trees have the same node value with the same arrangement of nodes. Example Both trees …

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Generate all possible sorted arrays from alternate elements of two given sorted arrays

The problem “Generate all possible sorted arrays from alternate elements of two given sorted arrays” states that suppose you have two sorted arrays. The problem statement asks to find out all the possible sorted arrays, such that number should be arranged alternatively from the two given different arrays. Example ArrA[] …

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