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QOJ

Category: 2020-2021: XXI Open Cup named after E.V. Pankratiev

Category#(Contests)#(Problems)
Stage 02: Grand Prix of SPb12
Stage 03: Grand Prix of Korea12
Stage 05: Grand Prix of Weihai12
Stage 09: Grand Prix of Nanjing13
Stage 10: Grand Prix of Krakow13
Stage 11: Grand Prix of Nizhny Novgorod13
Stage 12: Grand Prix of Belarus14
Stage 13: Grand Prix of Suwon12
Stage 14: Grand Prix of Tokyo10
Stage 15: Grand Prix of Xi'an13
Stage 16: Grand Prix of Urals13
Stage 17: Grand Prix of Southeastern Europe13
Stage 18: Grand Prix of Beijing13