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alekseyshabalin
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Шабалін Олексій
alekseyshabalin
Ukraine
Ukraine
Joined Jan 17, 2025
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alekseyshabalin solved problem Diplomas (#3969) on first attempt1 month ago
alekseyshabalin has joined contest Blitz Round #21 month ago
alekseyshabalin solved problem Divide into 2 groups (#11339) on first attempt1 month ago
alekseyshabalin solved problem Four-digit Armstrong numbers (#8642) on 4 attempt1 month ago
alekseyshabalin solved problem Olympiad in Hogwarts (#4857) on 3 attempt1 month ago
alekseyshabalin solved problem Egypt (#1265) on 2 attempt1 month ago
alekseyshabalin has joined contest Educational Round #11 month ago
alekseyshabalin solved problem Beautiful Grid! (#12209) on 4 attempt2 months ago
alekseyshabalin solved problem Directed? (#12207) on first attempt2 months ago
alekseyshabalin has joined contest Blitz Round #12 months ago
alekseyshabalin solved problem Simple problem (#1) on first attempt2 months ago
alekseyshabalin solved problem The number of perfect squares is 2. (#9952) on 2 attempt8 months ago
alekseyshabalin solved problem The number of powers of two (#9951) on 3 attempt8 months ago
alekseyshabalin solved problem The number of even n-digit numbers is 4 (#9949) on 21 attempt8 months ago
alekseyshabalin solved problem The number of odd n-digit numbers is 2 (#9944) on 3 attempt8 months ago
alekseyshabalin solved problem The largest of the smaller 3 (#8908) on 10 attempt8 months ago
alekseyshabalin solved problem The previous number is 3 (#8904) on 2 attempt9 months ago
alekseyshabalin solved problem The following number 4 (#8899) on first attempt9 months ago
alekseyshabalin solved problem The next number is 3 (#8898) on first attempt9 months ago
alekseyshabalin solved problem Next number 2 (#8897) on 2 attempt9 months ago