find if 2 strings are anagrams
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Identify pairs of integers in an array which sum to a specified x.
How to detect loops in a linked list without using a data structure
Write out merge sort and apply it to two arrays of integers.
Find largest element in array without using any extra variables or any functions
Given a matrix of integers, start from any column of the first row. can only move diagonally left, diagonally right and down. find the max sum possible. This is a DP problem.
Schemas - Sales (sales_id, date , customer_id, Product_id, purchase_amount): Product (P_id, P_Name, Brand_id,B_name) Top 10 products in year XXXX Top 10 products in each year List of customers whose total purchase increased from XXXX-XXXX but decreased from XXXX-XXXX. List of customers who bought both brands "X" & "Y" and at-least 2 products in each brand.
Given a string that has various brackets (e.g. “{“, “(“, “[“, “}”, “)”, “]”) built into it, how would one tell that the string has a balanced number of brackets and in order?
Find 2 or more missing numbers in a set of 100 natural numbers
You have 10 boxes of balls (each ball weighing exactly10 gm) with one box with defective balls (each one of the defective balls weigh 9 gm). You are given an electronic weighing machine and only one chance at it. How will find out which box has the defective balls?
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