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1395A - Boboniu Likes to Color Balls
Idea: dqa2021
Tutorial
Solution
1395B - Boboniu Plays Chess
Idea: Xiejiadong
Tutorial
Solution
1395C - Boboniu and Bit Operations
Idea: Retired_xryjr233
Tutorial
Solution
1394A - Boboniu Chats with Du
Idea: sshwyR
Tutorial
Solution
1394B - Boboniu Walks on Graph
Idea: sshwyR
Tutorial
Solution
1394C - Boboniu and String
Idea: sshwyR
Tutorial
Solution
1394D - Boboniu and Jianghu
Idea: Z18
Tutorial
Solution
1394E - Boboniu and Banknote Collection
Idea: sshwyR
Tutorial
Solution