(Analyse)opmerking toevoegen Account aanvragen | |||||
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Category B, PWCZ II, 2017 Ispravleniye svoyey zadachi iz knigi A.Malyuta, A.Balanyuk, R.Matskyavichyus "Tainstva shashechnykh kvadratov" [474], 2015 Other thematic variants of this Zadacha, please, see below: | |||||
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