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romancukbogdan
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Богдан
romancukbogdan
Ukraine
Ukraine
Joined Sep 7, 2024
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Problems45
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romancukbogdan solved problem The surface area of the pyramid 2 (#954) on first attempt6 months ago
romancukbogdan solved problem Two digits from four digits (#949) on first attempt6 months ago
romancukbogdan solved problem Without the middle (#945) on first attempt6 months ago
romancukbogdan solved problem Digits permutation (#943) on first attempt6 months ago
romancukbogdan solved problem Diagonals (#942) on first attempt6 months ago
romancukbogdan solved problem The square of the sum (#939) on first attempt6 months ago
romancukbogdan solved problem Decomposition of three-digit number (#935) on first attempt6 months ago
romancukbogdan solved problem The ratio of product to the sum (#931) on first attempt6 months ago
romancukbogdan solved problem Perimeter and area of triangle (#925) on first attempt6 months ago
romancukbogdan solved problem Season (#923) on first attempt6 months ago
romancukbogdan solved problem Which quarter? (#918) on first attempt6 months ago
romancukbogdan solved problem Quadratic equation (#911) on first attempt6 months ago
romancukbogdan solved problem Product of digits (#906) on first attempt6 months ago
romancukbogdan solved problem What type of triangle? (#905) on first attempt6 months ago
romancukbogdan solved problem First or last? (#903) on first attempt6 months ago
romancukbogdan solved problem The level of educational achievements (#902) on first attempt6 months ago
romancukbogdan solved problem Prime numbers (#830) on first attempt6 months ago
romancukbogdan solved problem Chess Model (#593) on first attempt6 months ago
romancukbogdan solved problem Sum of squares (#519) on first attempt6 months ago
romancukbogdan solved problem White cubes (#478) on first attempt6 months ago
romancukbogdan solved problem Transformation (#388) on first attempt6 months ago
romancukbogdan solved hidden problem on first attempt6 months ago
romancukbogdan solved hidden problem on first attempt6 months ago
romancukbogdan solved problem Mysterious Note (#378) on first attempt6 months ago
romancukbogdan solved problem Lucky tickets (#128) on first attempt6 months ago