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user872311
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Роман Юр'єв
user872311
Joined Sep 19, 2025
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user872311 solved problem Game (#110) on 2 attempt7 months ago
user872311 solved problem Three ones (#263) on first attempt8 months ago
user872311 solved problem The staircase (#262) on 4 attempt8 months ago
user872311 has joined contest Unknown8 months ago
user872311 has joined contest IOI 2009 - Day 18 months ago
user872311 solved problem Mutation (#4973) on 2 attempt8 months ago
user872311 solved problem Four-digit Armstrong numbers (#8642) on first attempt8 months ago
user872311 solved problem Olympiad in Hogwarts (#4857) on 2 attempt8 months ago
user872311 solved problem Egypt (#1265) on first attempt8 months ago
user872311 has joined contest Educational Round #18 months ago
user872311 has joined contest Weekend Practice #128 months ago
user872311 solved problem "Mirror prime" numbers (#22) on first attempt8 months ago
user872311 solved problem Matches (#8) on 3 attempt8 months ago
user872311 solved problem How many times to repeat? (#20) on 2 attempt8 months ago
user872311 solved problem Gardener-painter (#17) on 3 attempt8 months ago
user872311 solved problem Four-digit without middle (#961) on 5 attempt8 months ago
user872311 solved problem Digits (#2) on 8 attempt8 months ago
user872311 solved problem Eolymp-value (#12235) on first attempt8 months ago
user872311 solved problem Slowdown Sprint (#12234) on first attempt8 months ago
user872311 solved problem The And Problem (#12233) on first attempt8 months ago
user872311 has joined contest Blitz Round #38 months ago
user872311 solved problem Roman numerals (#7) on 2 attempt9 months ago
user872311 solved problem Two circles (#4) on 4 attempt9 months ago
user872311 solved problem Simple problem (#1) on first attempt9 months ago