- All combinations of a string
- All permutations of a string
- Clone graph
- Count circle intersections
- De Bruijn Sequence
- Dictionary words from given characters
- Double squares problem
- Dutch national flag
- Edit distance
- Efficient Square Root
- Excel Sequence
- Find max without comparison
- Finding Prime Factors
- Finding Prime Numbers
- Largest rectangle of words
- Largest rectangle with border
- Lexicographical minimum in string
- Memory structure of programs
- Missing number in billion integers
- Multiple stacks in single array
- Next lexicographical string
- Nth ugly number
- Number of trailing zeroes in factorial
- Pascals triangle
- Reverse a stack in place
- Subtract using plus
- Three Increasing Numbers