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![](https://mb.cision.com/Public/15942/2788327/9d7983d14e8d13bb_800x800ar.jpg)
Photographer: Annie Spratt/Unsplash
A hackathon is a programming marathon where programmers help each other and learn from each other. At Arctic Chain Hackathon, the teams compete over first prize, 50,000 SEK, and the theme is blockchain.