# Searching Algorithms

**‘Recent Articles’ on Searching**

**Topic :**

- Linear Search
- Binary Search
- Jump Search
- Interpolation Search
- Exponential Search
- Sublist Search (Search a linked list in another list)
- Fibonacci Search
- The Ubiquitous Binary Search
- Recursive program to linearly search an element in a given array
- Recursive function to do substring search
- Unbounded Binary Search Example (Find the point where a monotonically increasing function becomes positive first time)

**Library Implementations of Searching Algorithms :**

- Find the Missing Number
- Search an element in a sorted and rotated array
- Median of two sorted arrays
- Two elements whose sum is closest to zero
- Find the smallest and second smallest element in an array
- Maximum and minimum of an array using minimum number of comparisons
- k largest(or smallest) elements in an array | added Min Heap method
- Ceiling in a sorted array
- Count number of occurrences (or frequency) in a sorted array
- Find the repeating and the missing | Added 3 new methods
- Find a Fixed Point in a given array
- Find the maximum element in an array which is first increasing and then decreasing
- Find a pair with the given difference
- Find the k most frequent words from a file
- Median of two sorted arrays of different sizes
- Find a peak element
- Given an array of of size n and a number k, find all elements that appear more than n/k times
- Find the minimum element in a sorted and rotated array
- Kth smallest element in a row-wise and column-wise sorted 2D array | Set 1
- Find k closest elements to a given value
- Search in an almost sorted array
- A Problem in Many Binary Search Implementations
- Find the first repeating element in an array of integers
- Find common elements in three sorted arrays
- Count 1’s in a sorted binary array
- Given a sorted array and a number x, find the pair in array whose sum is closest to x
- Find the closest pair from two sorted arrays
- K’th Smallest/Largest Element in Unsorted Array | Set 1
- K’th Smallest/Largest Element in Unsorted Array | Set 2 (Expected Linear Time)
- K’th Smallest/Largest Element in Unsorted Array | Set 3 (Worst Case Linear Time)
- Find position of an element in a sorted array of infinite numbers
- Given a sorted and rotated array, find if there is a pair with a given sum
- Find the largest pair sum in an unsorted array
- Find the nearest smaller numbers on left side in an array
- K’th largest element in a stream
- Find a pair with maximum product in array of Integers
- Find the element that appears once in a sorted array
- Find the odd appearing element in O(Log n) time
- Find the largest three elements in an array
- Search an element in an array where difference between adjacent elements is 1
- Find three closest elements from given three sorted arrays
- Find the element before which all the elements are smaller than it, and after which all are greater
- Binary Search for Rational Numbers without using floating point arithmetic
- Floor in a Sorted Array
- Third largest element in an array of distinct elements
- Second minimum element using minimum comparisons
- Queries for greater than and not less than
- Efficient search in an array where difference between adjacent is 1
- Print all possible sums of consecutive numbers with sum N
- Minimum time required to produce m items
- Make all array elements equal with minimum cost
- Check if there exist two elements in an array whose sum is equal to the sum of rest of the array
- Check if reversing a sub array make the array sorted
- Find all triplets with zero sum
- Search, insert and delete in an unsorted array
- Search, insert and delete in a sorted array
- Move all occurrences of an element to end in a linked list
- Search in an array of strings where non-empty strings are sorted
- Smallest Difference Triplet from Three arrays
- Best First Search (Informed Search)

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