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Level 3

Bit Manipulation

Important tutorials

1. What Is Binary Number System
View Tutorial
2. Understanding Data Types Int
View Tutorial
3. Bitwise Operators
View Tutorial
4. Bitwise Operators ( Contd.. )
View Tutorial
5. Tricks With Bits
View Tutorial
6. Bitwise And Logical Operators :
View Tutorial

Bit Manipulation Problems

Bit play
Problem Score Companies Time Status
Number of 1 Bits 200
Adobe
8:47
Reverse Bits 225
NvidiaHCLAmazon
23:50
Divide Integers 250
Amazon
65:36
Different Bits Sum Pairwise 300
50:14
Bit tricks
Problem Score Companies Time Status
Min XOR value 200
Booking.com
37:42
Count Total Set Bits 200
Amazon
49:01
Palindromic Binary Representation 200
Amazon
52:05
Bit array
Problem Score Companies Time Status
Single Number 275
Amazon
11:53
Single Number II 275
Amazon
39:21

Additional Practice

Problem Score Companies Time Status
Trailing Zeroes 200
DE Shaw
12:16
XOR-ing the Subarrays! 200
Zenefits
25:43