Practice problems
Solve in any language. Read from stdin, print to stdout, and get judged instantly against sample and hidden tests.
| Problem | Difficulty | Tags | |
|---|---|---|---|
| Sum of Two Numbers | easy | input/outputmath | |
| FizzBuzz | easy | loopsconditionals | |
| Reverse a String | easy | strings | |
| Palindrome Check | easy | strings | |
| Factorial | easy | mathloopsrecursion | |
| Nth Fibonacci Number | easy | mathdynamic programming | |
| Maximum of a List | easy | arraysloops | |
| Count the Vowels | easy | stringscounting | |
| Is It Prime? | easy | math | |
| Word Count | easy | strings | |
| Sort the Numbers | easy | sortingarrays | |
| Decimal to Binary | medium | mathbit manipulation | |
| Two Sum | medium | arrayshash map | |
| Anagram Check | medium | stringssortinghash map | |
| Balanced Brackets | medium | stackstrings |