Multiply by 8 (left shift by 3 bits) and then subtract the number.
(x << 3) - x
Sunday, January 3, 2010
Subscribe to:
Post Comments (Atom)
Data structures, Algorithms, Coding, Technical Interview Questions and much more. (Still work in progress)
Like Us
Followers
Topics
Books for You
-
This updated information has been further expanded upon on my new website. You can find the updated details here: https://k5kc.com/cs/...
-
Problem Design a chess game using object oriented principles. Solution The Chess game has the following classes Board Player Pie... -
This updated information has been further expanded upon on my new website. You can find the updated details here: https://k5kc.com/cs/... -
The book - cracking the coding interview has list of questions. The list of questions and solutions is not comprehensive, but I guess that ...
-
Implement a jigsaw puzzle. Design the data structures and explain an algorithm to solve the puzzle. In jigsaw puzzles we take the piece,... -
A hash table is primarily used to keep track of an evolving set of stuff by using a key. It is good for inserting, deleting, and lookups. ... -
Addition This One is Somewhat Logical and the Best also. This will work all kind of Inputs. The Logic Behind the Concept is described brei...
-
This updated information has been further expanded upon on my new website. You can find the updated details here: https://k5kc.com/c... -
Problem Write a method to compute all permutations of a string. Example For a string of length n, there are n! permutations. INPUT: ...
-
This updated information has been further expanded upon on my new website. You can find the updated details here: https://k5kc.com/c...
Contributors
Search This Blog
Powered by Blogger.
Labels
2DArray
(6)
2DSortedArray
(3)
2Sum
(3)
AbstractDataType/ADT
(6)
Adjacency
(1)
AdjacencyList
(1)
Adobe
(8)
AlgorithmAnalysis
(3)
Algorithms
(78)
Amazon
(22)
Amortize
(1)
anagrams
(7)
angular
(1)
application
(2)
aptitude
(5)
AptitudeConcepts
(2)
ArithematicPuzzle
(3)
array
(68)
ArraySearch
(9)
AsymptoticUpperBound
(1)
average
(1)
avl
(7)
b-tree
(1)
backtracking
(9)
balanced trees
(19)
balls
(2)
bank-bazaar
(1)
beautiful codes
(1)
BFS
(10)
big data
(1)
Big Omega
(1)
binary array
(4)
binary search
(10)
Binary Search Tree / BST
(59)
Binary Tree / BT
(19)
binary-sort
(1)
Bit Vector
(2)
bitonic
(1)
bits
(38)
blog
(1)
boolean
(2)
bottom-up
(1)
brainteaser
(142)
Breadth-First Traversal
(1)
browserstack
(1)
bubble sort
(4)
Bucket Sort
(1)
c
(34)
c implementation
(1)
c#
(1)
cache
(2)
calloc
(1)
catalan
(1)
celebrity
(2)
check
(3)
chess
(1)
circular stack
(1)
cleaner code
(4)
cloud computing
(1)
coding
(1)
coding style
(5)
coin
(2)
Combination
(1)
common math functions
(1)
companies
(3)
compare
(3)
Comparison Sort
(3)
Complete Binary tree
(1)
compression
(2)
concatenate
(1)
concurrency
(3)
confused
(1)
connectivity
(3)
console input
(1)
const
(1)
const functions
(2)
constructors
(2)
contiguous
(1)
conversion
(18)
coordinate geometry
(6)
count
(13)
counting-sort
(1)
cpp
(43)
cpp vs java
(2)
cppimpl
(2)
CrackingTheCodingInterview
(149)
Cram it
(1)
cryptography
(2)
cTricks
(2)
cut
(2)
Data Structure
(41)
Data Structure Templates
(4)
data types
(4)
Database
(9)
date-time
(1)
db-design
(3)
declarations
(1)
define
(4)
delete
(5)
Depth-First Traversal
(1)
deque
(2)
destructor
(1)
DFS
(6)
differences
(1)
dijkshtra
(1)
Directed Graph
(3)
directi
(3)
distance
(10)
Distribution Sort
(1)
divide and conquer
(12)
DLL/Doubly Linked List
(10)
double link list
(1)
DS / Data Structures
(34)
DS Concepts
(2)
duplicate
(25)
dynamic allocation
(8)
dynamic arrays
(1)
Dynamic Programming / DP
(48)
encoding
(3)
endianness
(1)
enum
(2)
errors
(1)
exceptions
(1)
exit
(1)
expressions
(1)
external sort
(1)
fab.com
(3)
facebook
(1)
factor
(1)
factorization
(5)
fast pointer
(3)
fibonacci
(1)
File handling
(6)
fileIO
(2)
fileRead
(2)
files
(1)
flipkart
(4)
floating point values
(1)
formatting-needed
(2)
frequency
(1)
fun
(1)
functions
(2)
game
(1)
generic classes
(2)
geometric-search
(3)
gist
(1)
git
(2)
github
(3)
good practice
(1)
google
(4)
goto
(2)
Graph
(22)
graph-search
(11)
graphics
(3)
greater
(1)
greedy Algo
(7)
grep
(1)
hackerrank
(1)
hard
(12)
hashes
(4)
hashmap
(1)
hashtable
(8)
heap
(10)
hiding
(1)
histogram
(1)
identical
(1)
If statement
(1)
ImplementOperatorWithConditions
(1)
In-place sorting
(1)
incomplete
(112)
increasing-sequence
(1)
inmobi
(4)
inorder
(12)
inorder successor
(3)
Inorder traversal
(6)
Input
(2)
Input Output / IO
(5)
insertion-sort
(5)
integer
(13)
integer series
(1)
integer-array
(4)
integer-sort
(6)
intersection
(4)
interval
(4)
interview
(24)
Interview Question
(15)
interview-set
(4)
inversion
(1)
iterative
(5)
jabong
(2)
java
(35)
Java Arrays
(1)
java-code
(8)
K-Distance
(3)
k5kced
(6)
kadane
(1)
keyword
(1)
KMP algorithm
(2)
knapsack problem
(2)
kodeknight
(1034)
kth-largest
(6)
largest
(6)
LCA/Least Common Ancestor
(2)
LCS
(1)
leetcode
(1)
level-order-traversal
(4)
library functions
(1)
limited memory
(9)
Linear datastructure
(1)
link list
(31)
linkage
(1)
linked list
(12)
linux / unix
(53)
list
(1)
local-minima
(1)
logical questions
(1)
loop
(4)
Looping construct
(1)
Low Level
(10)
macro
(1)
malloc
(1)
map-reduce
(2)
master-method
(4)
match string
(1)
Mathematical
(5)
mathematics
(3)
maths
(22)
matrix
(7)
matrix-multiplication
(2)
max
(15)
maxima
(2)
maze
(1)
median
(3)
medium
(1)
memoization
(2)
memory leaks
(1)
memory management
(6)
merge
(13)
merge-sort
(5)
Microsoft
(8)
middle
(1)
min
(15)
min-heap
(2)
mincut
(2)
minima
(2)
minimum spanning tree / mst
(1)
minmax
(5)
mirror
(1)
Moderate
(9)
morgan-stanley
(3)
multiplication
(1)
networking
(13)
next-big-number
(2)
non-linear datastructure
(1)
non-linear datastrucutre
(1)
number
(2)
number theory
(2)
number theoryQ
(1)
O(1)
(2)
Object oriented programming / OOP
(1)
object-oriented-design / OOD
(14)
Omega Time complexity
(2)
Operating System / OS
(8)
operations
(2)
operators
(6)
optimization
(1)
overflow
(1)
overloading
(1)
overriding
(1)
Page
(21)
pair
(1)
palindrome
(6)
parentheses
(3)
parse
(1)
partition
(1)
pascal
(1)
path
(1)
pathological data
(1)
pattern matching
(7)
Permutation
(4)
Permutation and Combination
(4)
plane
(1)
pointers
(14)
polymorphism
(1)
polynomial
(1)
postorder
(5)
Postorder traversal
(2)
powerOf2
(3)
Predefined Values in headers
(1)
preorder
(4)
Preorder traversal
(2)
preprocessor
(5)
prime
(9)
prime-factor
(5)
PriorityQueue
(3)
probability
(8)
process
(2)
product
(2)
programCPP
(9)
programming
(19)
programming language / PL
(1)
programming Questions
(4)
programs
(3)
progression
(1)
projecteuler
(2)
psychometry test
(1)
Puzzles
(29)
pythagorean triplet
(1)
queen
(1)
queue
(11)
quicksort
(7)
quiz
(1)
radix-sort
(1)
random
(4)
randomized algorithm
(3)
range
(2)
ranged-array
(8)
rbt / red black tree
(6)
rectangle
(6)
recursion
(35)
references
(3)
regular expression
(1)
Relational Database
(1)
Remember
(1)
remove-duplicates
(5)
replace
(1)
Resources
(2)
reverse
(12)
rotated array
(6)
scanf
(1)
scoping
(1)
search
(18)
search string
(1)
second-largest
(1)
selection
(4)
Selection Sort
(3)
selection-sort
(1)
sequence
(2)
Sequential statement
(1)
series
(2)
shell-sort
(1)
shortest-path
(4)
shuffle
(2)
Single Link List
(32)
size
(1)
skip-list
(3)
smallest
(4)
snapdeal
(1)
Software Engg
(6)
sorted-array
(17)
sorted-list
(1)
sorting
(50)
Sorting Algorithm
(4)
sorting arrays
(3)
sorting-and-searching
(7)
spaces
(2)
spanning tree
(1)
Special Nos.
(5)
square matrix
(1)
squares
(1)
stack
(33)
STL
(2)
stock
(3)
stream
(1)
String
(58)
string-search
(4)
string-udf
(5)
StringAlgo
(7)
sub-array
(2)
subsequence
(7)
subset
(3)
substring
(7)
suffix tree
(1)
sum
(3)
swap
(5)
sweep-line
(1)
System Design And Memory Limits
(7)
templates
(1)
Testing
(6)
text editors
(1)
theory
(3)
thread
(1)
Threaded binary Tree
(1)
Threads and Locks
(9)
time
(2)
time complexity
(14)
toc2
(1)
top-down
(1)
traversal
(14)
tree
(57)
trie
(10)
twin-prime
(1)
two-arrays
(6)
two-lists
(1)
two-sorted-arrays
(7)
two-string
(2)
udf
(4)
ugly-number
(1)
UML
(1)
understand
(12)
Undirected Graph
(2)
union
(2)
union-find
(1)
unique
(5)
unsorted-array
(8)
useful linux commands
(17)
UX
(1)
variable argument functions
(1)
variables
(1)
vdopia
(1)
vectors_cpp
(1)
verbal
(2)
vi editor
(1)
virtual function
(1)
virtualization
(4)
vmware
(2)
vocab
(1)
web
(1)
window
(3)
xml
(1)
xor
(1)
yahoo
(3)
zero
(5)
zigzag
(1)
Blog Archive
-
▼
2010
(175)
-
▼
January
(33)
- Tree
- BST - Index
- Threaded binary tree
- Construct a tree given its inorder and preorder tr...
- Given an expression tree, evaluate the expression ...
- First / Lowest common ancestor (LCA) of 2 node in ...
- Pre Order traversal - Recursive and Iterative solu...
- Find the median in a continous stream of numbers
- Circular Queue
- Bubble sort
- Stack implementation using linked list
- Radix sort
- Quick sort
- Merge Sort
- Fibonacci, triangular, square, cube, pentagon numbers
- Array of 0 and 1, put 0's at even position and 1's...
- Anagram program implentation
- Finding whether 2 arrays are intersecting
- Convert integer into a binary number
- Binary search on Array - Recursive and iterative
- Euclid's Algorithm : GCD of 2 integers
- Given an array of n integers from 1 to n with one ...
- Data Structures Interview Questions (Theoritical)
- Basic Mathematics in Algorithms
- Given a list of n numbers from 1 to n-1, with one ...
- Give a fast way to multiply a number by 7
- Bresenham's circle algorithm
- Line Drawing Algorithms
- Routine to draw a circle (x ** 2 + y ** 2 = r ** 2...
- Reversing a number
- To reverse the bits in an integer
- Check if the 20th bit of a 32 bit integer is on or...
- Count bits set in an integer
-
▼
January
(33)
-
Labels
2DArray (6) 2DSortedArray (3) 2Sum (3) AbstractDataType/ADT (6) Adjacency (1) AdjacencyList (1) Adobe (8) AlgorithmAnalysis (3) Algorithms (78) Amazon (22) Amortize (1) anagrams (7) angular (1) application (2) aptitude (5) AptitudeConcepts (2) ArithematicPuzzle (3) array (68) ArraySearch (9) AsymptoticUpperBound (1) average (1) avl (7) b-tree (1) backtracking (9) balanced trees (19) balls (2) bank-bazaar (1) beautiful codes (1) BFS (10) big data (1) Big Omega (1) binary array (4) binary search (10) Binary Search Tree / BST (59) Binary Tree / BT (19) binary-sort (1) Bit Vector (2) bitonic (1) bits (38) blog (1) boolean (2) bottom-up (1) brainteaser (142) Breadth-First Traversal (1) browserstack (1) bubble sort (4) Bucket Sort (1) c (34) c implementation (1) c# (1) cache (2) calloc (1) catalan (1) celebrity (2) check (3) chess (1) circular stack (1) cleaner code (4) cloud computing (1) coding (1) coding style (5) coin (2) Combination (1) common math functions (1) companies (3) compare (3) Comparison Sort (3) Complete Binary tree (1) compression (2) concatenate (1) concurrency (3) confused (1) connectivity (3) console input (1) const (1) const functions (2) constructors (2) contiguous (1) conversion (18) coordinate geometry (6) count (13) counting-sort (1) cpp (43) cpp vs java (2) cppimpl (2) CrackingTheCodingInterview (149) Cram it (1) cryptography (2) cTricks (2) cut (2) Data Structure (41) Data Structure Templates (4) data types (4) Database (9) date-time (1) db-design (3) declarations (1) define (4) delete (5) Depth-First Traversal (1) deque (2) destructor (1) DFS (6) differences (1) dijkshtra (1) Directed Graph (3) directi (3) distance (10) Distribution Sort (1) divide and conquer (12) DLL/Doubly Linked List (10) double link list (1) DS / Data Structures (34) DS Concepts (2) duplicate (25) dynamic allocation (8) dynamic arrays (1) Dynamic Programming / DP (48) encoding (3) endianness (1) enum (2) errors (1) exceptions (1) exit (1) expressions (1) external sort (1) fab.com (3) facebook (1) factor (1) factorization (5) fast pointer (3) fibonacci (1) File handling (6) fileIO (2) fileRead (2) files (1) flipkart (4) floating point values (1) formatting-needed (2) frequency (1) fun (1) functions (2) game (1) generic classes (2) geometric-search (3) gist (1) git (2) github (3) good practice (1) google (4) goto (2) Graph (22) graph-search (11) graphics (3) greater (1) greedy Algo (7) grep (1) hackerrank (1) hard (12) hashes (4) hashmap (1) hashtable (8) heap (10) hiding (1) histogram (1) identical (1) If statement (1) ImplementOperatorWithConditions (1) In-place sorting (1) incomplete (112) increasing-sequence (1) inmobi (4) inorder (12) inorder successor (3) Inorder traversal (6) Input (2) Input Output / IO (5) insertion-sort (5) integer (13) integer series (1) integer-array (4) integer-sort (6) intersection (4) interval (4) interview (24) Interview Question (15) interview-set (4) inversion (1) iterative (5) jabong (2) java (35) Java Arrays (1) java-code (8) K-Distance (3) k5kced (6) kadane (1) keyword (1) KMP algorithm (2) knapsack problem (2) kodeknight (1034) kth-largest (6) largest (6) LCA/Least Common Ancestor (2) LCS (1) leetcode (1) level-order-traversal (4) library functions (1) limited memory (9) Linear datastructure (1) link list (31) linkage (1) linked list (12) linux / unix (53) list (1) local-minima (1) logical questions (1) loop (4) Looping construct (1) Low Level (10) macro (1) malloc (1) map-reduce (2) master-method (4) match string (1) Mathematical (5) mathematics (3) maths (22) matrix (7) matrix-multiplication (2) max (15) maxima (2) maze (1) median (3) medium (1) memoization (2) memory leaks (1) memory management (6) merge (13) merge-sort (5) Microsoft (8) middle (1) min (15) min-heap (2) mincut (2) minima (2) minimum spanning tree / mst (1) minmax (5) mirror (1) Moderate (9) morgan-stanley (3) multiplication (1) networking (13) next-big-number (2) non-linear datastructure (1) non-linear datastrucutre (1) number (2) number theory (2) number theoryQ (1) O(1) (2) Object oriented programming / OOP (1) object-oriented-design / OOD (14) Omega Time complexity (2) Operating System / OS (8) operations (2) operators (6) optimization (1) overflow (1) overloading (1) overriding (1) Page (21) pair (1) palindrome (6) parentheses (3) parse (1) partition (1) pascal (1) path (1) pathological data (1) pattern matching (7) Permutation (4) Permutation and Combination (4) plane (1) pointers (14) polymorphism (1) polynomial (1) postorder (5) Postorder traversal (2) powerOf2 (3) Predefined Values in headers (1) preorder (4) Preorder traversal (2) preprocessor (5) prime (9) prime-factor (5) PriorityQueue (3) probability (8) process (2) product (2) programCPP (9) programming (19) programming language / PL (1) programming Questions (4) programs (3) progression (1) projecteuler (2) psychometry test (1) Puzzles (29) pythagorean triplet (1) queen (1) queue (11) quicksort (7) quiz (1) radix-sort (1) random (4) randomized algorithm (3) range (2) ranged-array (8) rbt / red black tree (6) rectangle (6) recursion (35) references (3) regular expression (1) Relational Database (1) Remember (1) remove-duplicates (5) replace (1) Resources (2) reverse (12) rotated array (6) scanf (1) scoping (1) search (18) search string (1) second-largest (1) selection (4) Selection Sort (3) selection-sort (1) sequence (2) Sequential statement (1) series (2) shell-sort (1) shortest-path (4) shuffle (2) Single Link List (32) size (1) skip-list (3) smallest (4) snapdeal (1) Software Engg (6) sorted-array (17) sorted-list (1) sorting (50) Sorting Algorithm (4) sorting arrays (3) sorting-and-searching (7) spaces (2) spanning tree (1) Special Nos. (5) square matrix (1) squares (1) stack (33) STL (2) stock (3) stream (1) String (58) string-search (4) string-udf (5) StringAlgo (7) sub-array (2) subsequence (7) subset (3) substring (7) suffix tree (1) sum (3) swap (5) sweep-line (1) System Design And Memory Limits (7) templates (1) Testing (6) text editors (1) theory (3) thread (1) Threaded binary Tree (1) Threads and Locks (9) time (2) time complexity (14) toc2 (1) top-down (1) traversal (14) tree (57) trie (10) twin-prime (1) two-arrays (6) two-lists (1) two-sorted-arrays (7) two-string (2) udf (4) ugly-number (1) UML (1) understand (12) Undirected Graph (2) union (2) union-find (1) unique (5) unsorted-array (8) useful linux commands (17) UX (1) variable argument functions (1) variables (1) vdopia (1) vectors_cpp (1) verbal (2) vi editor (1) virtual function (1) virtualization (4) vmware (2) vocab (1) web (1) window (3) xml (1) xor (1) yahoo (3) zero (5) zigzag (1)
-
Likeus
Copyright ©
KodeKnight | Powered by Blogger
0 comments:
Post a Comment