Previous Question miacellCODU loves to play with string of brackets. He considers string as a good string if it is balanced with stars. A string is considered as balanced with stars if string contains balanced brackets and between every pair of bracket i.e. between opening and closing brackets, there are at least 2 stars(*) present. […]
Miscellaneous Problem | String of Brackets | Codewindow.in Read More »
Previous Question Tom the cat is brushing up his Math skills. He has a bag containing N balls of different colors. Now Tom can randomly pick any even number of balls from the bag. Tom wants to find out the sum of all such combinations of balls that he can pull out from the bag.
Mathematical Computation Problem | Tom The Cat | Codewindow.in Read More »
Previous Question The task is to find the minimum sum of Products of two arrays of the same size, given that k modifications are allowed on the first array. In each modification, one array element of the first array can either be increased or decreased by 2. Note: the product sum is Summation (A[i]*B[i]) for
Previous Question Given a square maze (A) of dimension N, every entry (Aij) in the maze is either an open cell ‘O’ or a wall ‘X’. A rat can travel to its adjacent locations (left, right, top and bottom), but to reach a cell, it must be open. Given the locations of R rats, can
Matrix Based Questions | Square Maze & Rat | Codewindow.in Read More »
Previous Question In a social network, online communities refer to the group of people with an interest towards the same topic. People connect with each other in a social network. A connection between Person I and Person J is represented as C I J. When two persons belonging to different communities connect, the net effect
Matrix Based Questions | Online Communities | Codewindow.in Read More »
Previous Question During the battle of Mahabharat, when Arjuna was far away in the battlefield, Guru Drona made a Chakravyuha formation of the Kaurava army to capture Yudhisthir Maharaj. Abhimanyu, young son of Arjuna was the only one amongst the remaining Pandava army who knew how to crack the Chakravyuha. He took it upon himself
Matrix Based Questions | Abhimanyu & Chakravyuha | Codewindow.in Read More »
Previous Question Romeo and Juliet stay in Rectanglevilla. As the name suggests, Rectanglevilla is indeed a rectangle in shape. Romeo’s current location is marked by ‘s’. Juliet’s current location is marked by ‘d’. In a difficult hour, Romeo has to ensure that he reaches Juliet via the shortest path and hence in shortest time. There
Strings Based Coding Problems | Romeo and Juliet | Codewindow.in Read More »
Previous Question Rotate a given String in the specified direction by specified magnitude. After each rotation make a note of the first character of the rotated String, After all rotation are performed the accumulated first character as noted previously will form another string, say FIRSTCHARSTRING. Check If FIRSTCHARSTRING is an Anagram of any substring of
Strings Based Coding Problems | Firstcharstring | Codewindow.in Read More »
Previous Question In the Byteland country a string “S” is said to super ascii string if and only if count of each character in the string is equal to its ascii value. In the Byteland country ascii code of ‘a’ is 1, ‘b’ is 2 …’z’ is 26. Your task is to find out whether
Strings Based Coding Problems | Super ASCII String | Codewindow.in Read More »
Previous Question We are given n disks and a series of rods, we need to transfer all the disks to the final rod under the given constraints−1. We can move only one disk at a time.2. Only the uppermost disk from the rod can be moved.3. Any bigger disk cannot be placed on the smaller
Functions and Recursions | Disks and Rods | Codewindow.in Read More »
