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Elf_121
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Elf121
Elf_121
Expert
Ukraine
Ukraine
Joined Jan 7, 2023
OverviewRatingPosts
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1578
Problems130
Submissions345

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Elf_121 solved problem Fermat`s Christmas Theorem (#1629) on 75 attempt20 days ago
Elf_121 solved problem Financial pyramid (#140) on first attempt20 days ago
Elf_121 solved problem Inverse Triangular Numbers (#6008) on first attempt20 days ago
Elf_121 solved problem Time Limit Exceeded (#6012) on 20 attempt1 month ago
Elf_121 solved problem Sort the digits of numbers (#9648) on first attempt1 month ago
Elf_121 solved problem Heron (#926) on first attempt1 month ago
Elf_121 solved problem Long Arithmetic (#7429) on 2 attempt1 month ago
Elf_121 solved problem Binomial coefficients 1 (#318) on 10 attempt2 months ago
Elf_121 solved problem Balls and boxes (#9890) on 8 attempt2 months ago
Elf_121 solved problem Lunch (#1289) on first attempt2 months ago
Elf_121 solved problem Pascal`s triangle (#2710) on 6 attempt2 months ago
Elf_121 solved problem Gift for Anton (#11815) on 13 attempt2 months ago
Elf_121 has joined contest UOI 2025, Day 22 months ago
Elf_121 has joined contest UOI 2025, Day 12 months ago
Elf_121 solved problem Birthday 2 (#1590) on 6 attempt2 months ago
Elf_121 solved problem Sacrifice (#11805) on 3 attempt2 months ago
Elf_121 solved problem Special Moves (#11804) on first attempt2 months ago
Elf_121 has joined contest Weekend Practice #52 months ago
Elf_121 solved problem Treasure Hunter (#1151) on 5 attempt3 months ago
Elf_121 solved problem Increasing segments (#11790) on 4 attempt3 months ago
Elf_121 has joined contest Eolymp Cup #43 months ago
Elf_121 solved problem Numbers (#2806) on 4 attempt3 months ago
Elf_121 solved problem Divisibility by 3 (#7330) on 10 attempt3 months ago
Elf_121 solved problem The number of n-digit numbers is 4 (#9939) on 10 attempt3 months ago
Elf_121 solved problem Dragons (#11766) on 2 attempt3 months ago