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Problem ID
Title
Solved
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Pass Rate
4439
Chessboard Billiard棋盘式台球
74C
2100
dfs
and
similar
dsu
graphs
number
theory
3
4
75.0%
5479
马尔莫特上尉
474C
2000
brute
force
geometry
4
6
66.7%
1