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How will you find the location of an element of an array?
Basically, &array[i]; That is, the memory location for an array object with index i. Or, you can do: (array + i);
How many comparisons are typically made in a binary search algorithm when searching for a specific element in a sorted array?
In a binary search algorithm, typically log(n) comparisons are made when searching for a specific element in a sorted array, where n is the number of elements in the array.
Which are the searching algorithm always compare the middle element with the searching elements in the given array?
binary search system
What is the time complexity for searching an element in an array?
If the array is unsorted, the complexity is O(n) for the worst case. Otherwise O(log n) using binary search.
What are the key steps involved in implementing the quaternary search algorithm for efficient searching in a sorted array?
The key steps in implementing the quaternary search algorithm for efficient searching in a sorted array are as follows: Divide the array into four parts instead of two in binary search. Calculate the mid1 and mid2 points to divide the array into four equal parts. Compare the target element with the elements at mid1 and mid2. Based on the comparison, narrow down the search space to one of the four parts. Repeat the process until the target element is found or the search space is empty.
Searching array element by using pointer in c plus plus?
The name of an array can be looked as a pointer of this array,and it points to the local memory address of the first element.So we can gave the address to a pointer.The flow is an easy example to show hou to use a pointer to print an array.#include "iostream.h"void main(){char a[]="abcdefgh";char *b=a;//afor(int i=0;i
What is the recurrence relation for searching an array element using divide and conquer method?
The divide and conquer method of searching(also called binary search) can be applied only if the array is already sorted. This method divided the array into two halves and discards one half in every iteration. The time taken to compare whether the middle element is the required element is constant. Hence the recurrence relation can be represented as:T(n) = T(n/2) + O(1)= O(log n)
Which is faster binary tree or binary search tree?
A tree doesn't do anything so it has no speed...
What algorithm uses a loop to step through each element of an array starting with the first element searching for a value?
What you're describing is called a sequential search or linear search.
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What happens if there are duplicate values in the array during a linear search?
Duplicate values have no effect on linear search other than to increase search times. When searching for a value that is duplicated, the index of the first element that matches the given value is returned. If you wish to return all indices that match the given value, you must either search the entire array to build a new array of indices, or sort the array so that all duplicates are allocated contiguously and return the range of indices.
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