All problems
Basics problems
5 problems: 4 easy, 1 medium and 0 hard. Start at the top; each one assumes the ones above it.
- Not startedEasyBuilding Pascal's triangle row by rowDynamic programming, Basics, Arrays
- Not startedEasyHow many digitsNumbers, Basics
- Not startedEasyReads the same backwardsNumbers, Basics
- Not startedEasyTurn the digits aroundNumbers, Basics
- Not startedMediumRaising to a power without multiplying that many timesNumbers, Basics