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IChO 2018 preparatory problems

Theoretical preparatory problems – updated 15th February 2018 PDF

Practical preparatory problems PDF

Corrections to the preparatory problems – 15th Feb 2018 PDF

IChO Syllabus can be found in the Regulations (Appendices C and D) PDF

 

Word files with the tasks and solutions will be sent to the head mentor of each country by email by 15th February 2018 and will be published online on 1st June 2018.

We welcome any comments, corrections and questions about the problems via email at info@50icho.eu.