## Length of the direct common tangent between two externally touching circles

Given two circles, of given radii, that touch each other externally. The task is to find the length of the direct common tangent between the… Read More »

- How can one become good at Data structures and Algorithms easily?
- Cracking Technical Interviews
- Print the nodes of binary tree as they become the leaf node
- Reach the numbers by making jumps of two given lengths
- Dijkstra's shortest path with minimum edges
- Shannon-Fano Algorithm for Data Compression
- Rearrange Odd and Even values in Alternate Fashion in Ascending Order
- How to write a Pseudo Code?
- Sort the array of strings according to alphabetical order defined by another string
- Longest subsequence such that adjacent elements have at least one common digit
- Code Optimization Technique (logical AND and logical OR)
- Iterative Letter Combinations of a Phone Number
- Check if it is possible to reach a number by making jumps of two given length
- Smallest Pair Sum in an array
- Sum of similarities of string with all of its suffixes
- Dividing a Large file into Separate Modules in C/C++, Java and Python
- Merge K sorted arrays | Set 3 ( Using Divide and Conquer Approach )
- Ternary Search
- Find the number in a range having maximum product of the digits
- Count pairs in array whose sum is divisible by K
- Length of the longest alternating subarray
- Largest perfect square number in an Array
- Smallest power of 2 which is greater than or equal to sum of array elements
- Travelling Salesman Problem implementation using BackTracking
- Count common characters in two strings
- Count distinct substrings that contain some characters at most k times
- Number of array elements derivable from D after performing certain operations
- Find alphabet in a Matrix which has maximum number of stars around it
- Array Manipulation and Sum
- Choose atleast two elements from array such that their GCD is 1 and cost is minimum

Given two circles, of given radii, that touch each other externally. The task is to find the length of the direct common tangent between the… Read More »

Given a circle with a given radius has its centre at a particular position in the coordinate plane. In the coordinate plane, another point is… Read More »

Given two circles, of given radii, have there centres a given distance apart, such that the circles don’t touch each other. The task is to… Read More »

Given an n-ary tree and Q queries where each query consists of an integer u which denotes a node. The task is to print the… Read More »

Given a Binary Search Tree and an integer sum, the task is to find all the pairs from the tree whose sum is equal to… Read More »

Given a large number of N digits. We are also given with 10 numbers which represents the alternate number for all the one-digit numbers from… Read More »

Given an integer n, the task is to find the minimum number of cubes whose sum equals to N. Examples: Input: N = 496 Output:… Read More »

Given an array arr[] of N integer elements, the task is to choose an element X and apply XOR operation on every element of the… Read More »

Given a number N. Add one to the number in the first step and if the number has trailing zeros, remove all the trailing zeros… Read More »

Given an array arr[]. The task is to find an element from arr[] which has the maximum count of set bits. Examples: Input: arr[] =… Read More »

Given an array arr[] of N integers where |arr[i] ≤ 1000| for all valid i. The task is to count the pairs of integers from… Read More »

Given a binary tree, print even positioned nodes of even level in level order traversal. The root is considered at level 0, and the left… Read More »

A pair of string s and r are called magical if for every index i the character of s is less than r i.e. s[i]… Read More »

Given an integer N ≥ 1, the task is to find the smallest and the largest sum of two N digit numbers. Examples: Input: N… Read More »

Position: Senior software engineer – Office 365 team I initially applied for senior software engineer position in Office 365 Team in Dublin, Ireland in Aug… Read More »