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[KTSC 2022 R1] 直方图
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ID
16469
Time
4000ms
Memory
1024MiB
Difficulty
7
Tags
2022
交互题
凸包
笛卡尔树
李超线段树
单调栈
KOI(韩国)
# Submissions
0
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0
Uploaded By
Hydro
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