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Petrusenko
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Illia
Petrusenko
Ukraine
Joined Oct 29, 2025
Overview
Posts
Problems
66
Submissions
117
Petrusenko - Basecamp
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2021
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2024
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2025
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2026
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Petrusenko
has joined contest
UOI 2026. Day 1
1 日前
Petrusenko
solved hidden problem on first attempt
1 日前
Petrusenko
has joined contest
UOI 2026. Day 2
1 日前
Petrusenko
solved problem
Square (#7757)
on 7 attempt
1 か月前
Petrusenko
solved problem
Testing System (#4416)
on first attempt
1 か月前
Petrusenko
solved problem
Sequence (#1083)
on first attempt
1 か月前
Petrusenko
solved problem
Sum of squares Cnk (#11271)
on first attempt
1 か月前
Petrusenko
solved problem
Perfect square (#8877)
on 3 attempt
1 か月前
Petrusenko
solved problem
Sum and amount (#8684)
on first attempt
1 か月前
Petrusenko
has joined contest
Educational Round #10
1 か月前
Petrusenko
solved problem
The sum (#2307)
on 6 attempt
1 か月前
Petrusenko
has joined contest
Eolymp April Fools #1
1 か月前
Petrusenko
solved problem
Range Variation Query (#695)
on 34 attempt
2 か月前
Petrusenko
solved problem
Time for Nicholas (#514)
on 10 attempt
2 か月前
Petrusenko
solved problem
Third from right (#8602)
on first attempt
2 か月前
Petrusenko
solved problem
Two digits from four digits (#949)
on first attempt
2 か月前
Petrusenko
solved problem
Perimeter of rectangle (#7943)
on first attempt
2 か月前
Petrusenko
solved problem
Simple problem (#1)
on first attempt
2 か月前
Petrusenko
solved problem
School concert (#8810)
on 2 attempt
2 か月前
Petrusenko
solved problem
Sum of two integers (#8804)
on 2 attempt
2 か月前
Petrusenko
solved problem
Hello World! (#1024)
on first attempt
2 か月前
Petrusenko
solved problem
Hotels Along the Croatian Coast (#10682)
on 4 attempt
3 か月前
Petrusenko
solved problem
Stepan and pairs (#4283)
on 9 attempt
3 か月前
Petrusenko
solved problem
Calculator (#1427)
on first attempt
3 か月前
Petrusenko
solved problem
Number of toys (#927)
on first attempt
3 か月前
