Problem3538--【Div3】USACO 2021Open-BronP1. Acowdemia I

3538: 【Div3】USACO 2021Open-BronP1. Acowdemia I

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Time Limit : 1.000 sec  Memory Limit : 128 MB

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Description



Sample Input Copy 

4 0
1 100 2 3

Sample Output Copy 

2

Source/Category

USACO 排序 贪心 
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