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Level 2

Math

Important tutorials

1. Math Introduction
View Tutorial
2. Factorization
View Tutorial
3. Base Number System
View Tutorial
4. Unary Number System
View Tutorial
5. Binary Number System
View Tutorial
6. Base Conversions For Base N
View Tutorial

Math Problems

Adhoc
Problem Score Companies Time Status
Prime Sum 150 43:15
Sum of pairwise Hamming Distance 200
66:36
FizzBuzz 200
12:34
Is Rectangle? 200 10:10
Power Of Two Integers 250 39:36
Base conversion
Problem Score Companies Time Status
Excel Column Number 175 23:19
Excel Column Title 175 41:11
Digit op
Problem Score Companies Time Status
Palindrome Integer 200
HCL
17:28
Reverse integer 200 28:36
Number encoding
Problem Score Companies Time Status
Next Similar Number 200 49:13
Rearrange Array 250
49:03
Array dp
Problem Score Companies Time Status
Numbers of length N and value less than K 200
89:22
Combinatorics
Problem Score Companies Time Status
City Tour 300
56:59
Grid Unique Paths 375 32:35

Additional Practice