Practice
58,752Endless problems made on demand, each with an exactly computed answer. Every click is a new one.
Curated
7| # | Title | Difficulty | Tags | |
|---|---|---|---|---|
| 617 | Socks in the dark | Easy | ||
| 618 | Sharing a birth month | Easy | ||
| 620 | Three of the same colour | Easy | ||
| 621 | Two consecutive numbers | Easy | ||
| 622 | A difference divisible by n | Easy | ||
| 619 | Two that sum to eleven | Medium | ||
| 56 | Five points in a square | Deep |