Searching and Sorting: print all subarrays with 0 sum
Problem Statement: You are given an array and you need to print all the sub array with the sum 0. Example Input: [ -3, -1, 0, 4 ] Subarrays…
Searching and Sorting: Merge 2 sorted arrays
Problem Statement: You are given two sorted arrays x[] and y[] of size m and n, You need to merge elements of array x[] to y[] by maintaining…
Maximum sum such that no two elements are adjacent
Problem Statement: You are given an array, you need to find the maximum sum of subsequence where no 2 numbers in the sequence are adjacent. So…
Searching and Sorting: Maximum sum such that no two elements are adjacent
Problem Statement: You are given an array, you need to find the maximum sum of subsequence where no 2 numbers in the sequence are adjacent. So…
Searching and Sorting: Count all distinct pairs with difference equal to k
Problem Statement: You are given an unsorted array, and an integer K. You need to get all distinct pairs with difference equal to k. Example…
Searching and Sorting: Search an array where adjacent differ by at most k
Problem Statement: You are given an array and has a difference of atmost k. Given a key ‘x’, we need to find the index value of…
Searching and Sorting: Maximum and minimum of an array using minimum number of comparisons
Problem Statement: You are given an unsorted array, you need to get the maximum and minimum element of the array using minimum comparisons.…
Searching and Sorting: Get the fixed point in an array
Problem Statement: You are given an sorted ascending array, you need to find the fixed point. A fixed point is an element in the array, such…
Strings: Recursively print all sentences that can be formed from list of word lists
Problem Statement: You are given list of words, you need to print all the combinations of phrases that can be formed by picking one word from…
Strings: Find minimum operations required to transform a string into another string
Problem Statement: You are given 2 strings, you need to convert str1 to str2 by only moving a character from str1 to front. If the string can…