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My CodeSignal Solutions

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Important! : These solutions for education purpose only. Don't directly use them on CodeSignal. Create your own solutions to learn more.


Company Challenges


Challenge(s) Company CodeSignal Link
Fare Estimator Uber link
Fancy Ride Uber link
Incorrect Passcode Attempts Dropbox link
Domain Type GoDaddy link


Interview Practice


Challenge(s) Category Asked By CodeSignal Link
First Duplicate Array Google link
FirstNot Repeating Character Array Amazon link
Rotate Image Array Amazon, Microsoft, Apple link


Python Arcade


Yin_and_Yang_of_Yields = [Calc Bonuses , Calc Final Score, FibonacciGenerator, Calkin Wilf Sequence, Check Password Greetings Generator, Range Float, Super Prize ]

Challenge(s) Category ID CodeSignal Link
Count Bits Meet Python 5 link
Modulus Meet Python 6 link
Simple Sort Meet Python 7 link
Base Conversion Meet Python 8 link
Mex Function Meet Python 9 link
List Beautifier Meet Python 10 link
Fix Message Slithering in Strings 12 link
Cat Walk Slithering in Strings 13 link
Convert Tabs Slithering in Strings 14 link
Feedback Review Slithering in Strings 15 link
Is Word Palindrome Slithering in Strings 16 link
Permutation Cipher Slithering in Strings 17 link
Competitive Eating Slithering in Strings 18 link
New Style Formatting Slithering in Strings 19 link
Get Commit Slithering in Strings 20 link
List Concatenation Lurking in List 22 link
Two Teams Lurking in List 23 link
Remove Tasks Lurking in List 24 link
Print List Lurking in List 25 link
Repeat Char Lambda Illusions 26 link
Get Points Lambda Illusions 27 link
Sort Students Lambda Illusions 28 link
Is Test Solvable Lambda Illusions 29 link
Create Spiral Matrix Complexity of Comprehension 30 link
Construct Shell Complexity of Comprehension 31 link
Word Power Complexity of Comprehension 32 link
Cool Pairs Complexity of Comprehension 33 link
Multiplication Table Fumbling in Functional 34 link
Chess Teams Fumbling in Functional 35 link
Fix Result Fumbling in Functional 36 link
College Courses Fumbling in Functional 37 link
Create Histogram Fumbling in Functional 38 link
Unique Characters Caravan of Collections 41 link
Correct Scholarships Caravan of Collections 42 link
Startup Name Caravan of Collections 43 link
Word Recognition Caravan of Collections 44 link
Transpose Dictionary Caravan of Collections 45 link
Doodled Password Caravan of Collections 46 link
Frequency Analysis Caravan of Collections 47 link
Cyclic Name Itertools Kit 48 link
Memory Pills Itertools Kit 49 link
Float Range Itertools Kit 50 link
Rock Paper Scissors Itertools Kit 51 link
Kth Permutation Itertools Kit 52 link
Crazyball Itertools Kit 53 link
Cracking Password Itertools Kit 54 link
Twin Score Drilling the Lists 55 link
Pressure Gauges Drilling the Lists 56 link
Correct Lineup Drilling the Lists 57 link
Group Dating Drilling the Lists 58 link
Fix Tree Drilling the Lists 59 link
Pref Sum Drilling the Lists 60 link
Calc Bonuses Yin and Yang of Yields 65 link
Calc Final Score Yin and Yang of Yields 66 link
Fibonacci Generator Yin and Yang of Yields 67 link
Try Functions Higher Order Thinking 73 link
Count Visitors Showing Class 78 link
Sign Showing Class 79 link
Primary School Showing Class 80 link


Into Arcade


Challenge(s) Category ID CodeSignal Link
Add 1 1 link
Century From Year 1 2 link
Check Palindrome 1 3 link
Adjacent Elements Product 2 4 link
Shape Area 2 5 link
Make Array Consecutive 2 2 6 link
All Longest Strings 3 9 link
Common Character Count 3 10 link
Is Lucky 3 11 link
Sort by Height 3 12 link
Reverse In Parentheses 3 13 link
Alternating Sums 4 14 link
Add Border 4 15 link
Are Similar? 4 16 link