Problem set of IChTo-2025 (Bucharest, Romania)
Problems of the past Tounaments
Problems of IChTo-2024 (Guadalajara, Mexico)
Problems of IChTo-2023 (Tbilisi, Georgia)
Problems of IChTo-2022 (Budapest, Hungary)
Problems of IChTo-2020/2021 (online)
Problems of IChTo-2019 (Moscow, Russia)