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2019 Summer Petrozavodsk Camp, Day 2, 300iq Contest 2 (XX Open Cup, Grand Prix of Kazan) (未完)
Educational Codeforces Round 156 (Rated for Div. 2)
Educational Codeforces Round 157 (Rated for Div. 2)
Codeforces Round 916 (Div. 3)
Codeforces Round 914 (Div. 2)
Educational Codeforces Round 160 (Rated for Div. 2)
The 2022 ICPC Asia-East Continent Final Contest (EC-Final 2022)
Codeforces Round 915 (Div. 2)
CCPC2023 秦皇岛 补题
2023牛客暑期多校训练营10