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4641: P1589 泥泞路
Memory Limit:128 MB
Time Limit:1.000 S
Judge Style:Text Compare
Creator:
Submit:0
Solved:0
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Description
Input
Output
Sample Input
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3 3 1 6 13 17 8 12
Sample Output
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5
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Source/Category
https://www.luogu.com.cn/problem/P1589
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