Oswaal Books and Learning Private Limited Interview Questions and Answers

Given a source point (sx, sy) and a destination point (dx, dy), the task is to check if it is possible to reach the destination point using the following valid moves:

(a, b) -> (a + b, b) (...read more

You are Harshad Mehta’s friend. He told you the price of a particular stock for the next ‘N’ days. You can either buy or sell a stock. Also, you can only complete at most 2-transactions. Find ...read more

You have been given an integer array/list(arr) and a number 'Sum'. Find and return the total number of pairs in the array/list which when added, results equal to the 'Sum'.

Note:

G...read more

You have a robot currently standing at the origin (0, 0) of a two-dimensional grid and facing north direction. You are given a sequence of moves for the robot in the form of a string of size 'N'. Y...read more

You are given Rs 100 every week. Every day you put Rs 5 in you piggy bank except on Sunday you put Rs 10. You take a bus to college, one side trip costs Rs 4, you do 2 trips a day. You have your lunch in ...read more

A man fell in a 50m deep well. He climbs 4 meters up and slips 3 meters down in one day. How many days would it take for him to come out of the well?

Suppose you take 5 mins to think for a coding task, another 10 mins to code where you write 100 lines of code. You take a break of 5 mins every 10 mins. How much lines of code will you have written at the...read more