Join codeSignal and follow me!
Important! : These solutions for education purpose only. Don't directly use them on CodeSignal. Create your own solutions to learn more.
| Challenge(s) | Company | CodeSignal Link |
|---|---|---|
| Fare Estimator | Uber |
link |
| Fancy Ride | Uber |
link |
| Incorrect Passcode Attempts | Dropbox |
link |
| Domain Type | GoDaddy |
link |
| 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 |
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 |
| 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 |
React
Typescript
Django
Laravel
Facebook
Microsoft
Google
Alibaba
D3
Tencent