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air_156
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Air
air_156
Proficient
Ukraine
Ukraine
Joined Nov 5, 2025
Achievements (52)
Hello WorldEasy StartTough NutHardmodeBeyond the LimitHalfway ThereBy a whiskerSea LionCoffee LoverLong Time No ACWeekend ParticipantExplorer
OverviewRatingAchievementsPosts
Rating
1210
Problems93
Submissions123
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air_156 has joined contest IOI 2021 - Day 14 日前
air_156 has joined contest EJOI 2026 - Day 19 日前
air_156 earned achievement Student10 日前
air_156 earned achievement Explorer11 日前
air_156 has joined contest UOI 2026. Day 213 日前
air_156 has joined contest UOI 2026. Day 113 日前
air_156 has joined contest KPI Open 202613 日前
air_156 has joined contest CPIC. Lesson 4. Arrays - Part 32 か月前
air_156 solved problem Product of two integers (#8811) on 2 attempt2 か月前
air_156 solved problem School concert (#8810) on first attempt2 か月前
air_156 solved problem Marathon (#8809) on first attempt2 か月前
air_156 solved problem Two digits from four digits (#949) on first attempt2 か月前
air_156 solved problem Sum of squares (#519) on first attempt2 か月前
air_156 solved problem Digits permutation (#943) on 2 attempt2 か月前
air_156 solved problem Product of digits (#906) on 3 attempt2 か月前
air_156 solved problem Without the middle (#945) on 2 attempt2 か月前
air_156 solved problem The square of the sum (#939) on first attempt2 か月前
air_156 solved problem The last digit (#5175) on first attempt2 か月前
air_156 solved problem School canteen (#1286) on first attempt2 か月前
air_156 solved problem Area of rectangle (#7944) on first attempt2 か月前
air_156 solved problem Perimeter of rectangle (#7943) on first attempt2 か月前
air_156 solved problem Stepan's Friends (#7401) on first attempt2 か月前
air_156 solved problem Divide the apples - 2 (#4717) on first attempt2 か月前
air_156 solved problem Divide the apples - 1 (#4716) on first attempt2 か月前
air_156 solved problem abc (#5133) on first attempt2 か月前