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QOJ

ID Name Date Platform Materials
3 Petrozavodsk Summer-2017. MIPT Contest 2020-09-03 OpenTrains Baekjoon Statement Solutions Video(Russian)
2 XIX Open Cup named after E.V. Pankratiev. Grand Prix of China 2020-09-01 OpenTrains Yandex OpenTrains(Div.2) Statement Analysis Solutions Statement(Div.2)
1 Codeforces Round #666 Div. 1 2020-08-30 Codeforces