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naoliaok_lovely楼主2023/7/18 19:33

https://www.luogu.com.cn/record/116257843

in:

3
1 1 1 2 1
1 1 1 2 2
0 2

out:

2

我那份代码下放边界没判好，答案是 1

2023/7/18 19:33