Category: Arrays

1

Print All the Subsets of a Given Set (Power Set)

Objective: Given a set of numbers, print all the posssible subsets of it including empty set. Power Set: In mathematics, PowerSet of any given set S, PS(S) is set of all subsets of S...

4

Print All Possible Valid Combinations Of Parenthesis of Given ‘N’

Objec­tive: – Given “n”, generate all valid parenthesis strings of length “2n”. Example: Given n=2 Output: (()) ()() Approach:

6

Counting Sort

Counting Sort is an sorting algorithm, which sorts the integers( or Objects) given in a specific range. Algorithm: Time Complexity O(n) Take two arrays, Count[] and Result[] and given array is input[]. Count[] will...

Bit Manipulation 1

Find The Missing Duplicate in a Given Array.

Objec­tive: – Given an Integer array. Array contains duplicates of all the numbers in array except one number . Find that number. Example : int [] A = { 2,1,3,5,5,3,2,1,6,7,7,8,8}; Output : Missing duplicate...

1

Check if Array Contains All Elements Of Some Given Range

Objective: Given an array of unsorted numbers, check if it contains all elements of some given range. Examples: int[] arrA = { 11, 17, 13, 19, 15, 16, 12, 14 }; Range : 12-15...

2

Check if Array is Consecutive Integers

Objective: Given a array of unsorted numbers, check if all the numbers in the array are consecutive numbers. Examples: int [] arrA = {21,24,22,26,23,25}; – True (All the integers are consecutive from 21 to...

9

Find the subarray with sum to a Given Value.

Objective: Given an array (non-negative) and an integer, Find the Subarray whose sum is equal to the given integer. Examples: int[] arrA = { 25, 12, 14, 22, 19, 15, 10, 23 }; Integer...

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