Math
Go to ProblemsMath Problems
Adhoc
| Problem | Score | Companies | Time | Status |
|---|---|---|---|---|
| Total Moves For Bishop! | 75 |
|
31:10 | |
| Distribute in Circle! | 100 |
|
22:19 | |
| Prime Sum | 150 |
|
43:15 | |
| Sum of pairwise Hamming Distance | 200 |
|
66:52 | |
| FizzBuzz | 200 |
|
12:34 | |
| Is Rectangle? | 200 |
|
11:31 | |
| Step by Step | 200 |
|
53:06 | |
| 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 |
|
17:28 | |
| Reverse integer | 200 |
|
28:36 | |
| Next Smallest Palindrome! | 400 |
|
64:56 |
Number theory
| Problem | Score | Companies | Time | Status |
|---|---|---|---|---|
| Greatest Common Divisor | 200 |
|
10:57 | |
| Find Nth Fibonacci | 200 |
|
54:58 | |
| Divisible by 60 | 200 |
|
28:33 | |
| Powerful Divisors | 200 |
|
41:47 | |
| Trailing Zeros in Factorial | 250 |
|
18:58 | |
| Sorted Permutation Rank | 250 |
|
78:37 | |
| Largest Coprime Divisor | 250 |
|
49:37 | |
| Sorted Permutation Rank with Repeats | 500 |
|
69:08 |
Combinatorics
| Problem | Score | Companies | Time | Status |
|---|---|---|---|---|
| K-th Permutation | 200 |
|
50:36 | |
| City Tour | 300 |
|
62:57 | |
| Grid Unique Paths | 375 |
|
32:35 |
Hash search
| Problem | Score | Companies | Time | Status |
|---|---|---|---|---|
| Highest Score | 200 |
|
35:17 |
Bit play
| Problem | Score | Companies | Time | Status |
|---|---|---|---|---|
| Addition without Summation | 200 |
|
26:39 |
Number encoding
| Problem | Score | Companies | Time | Status |
|---|---|---|---|---|
| Next Similar Number | 200 |
|
55:57 | |
| Rearrange Array | 250 |
|
49:03 |
Array dp
| Problem | Score | Companies | Time | Status |
|---|---|---|---|---|
| Numbers of length N and value less than K | 200 |
|
90:00 |
