IOI
International Olympiad in Informatics – Statistics
Cheng U Ian
Cheng U Ian
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Contestant
Year
CountryTasksScoreRankMedal
Abs.Rel.Abs.Rel.
2019Macau100402518.50520235.5039.25%175/32746.79%
2020Macau1996114410.005.00185.0030.83%219/34336.44%