Basecamp

Probleme

Probleme

Themen

Schwierigkeit

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Sum on a segment

Minimum in the stack

Number of inversions

Distance from the point

How to Kill Time

Secret Commands "Retreat"

Babs` Box Boutique

Hexagon Perplexagon

Backgammon Array Mapping

Show Me the Money

The Trap for the Elephantopotamus

Let's shoot down the balloon.

To school by bicycle

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