Problem2977--【Div3】蓝桥杯选拔2023Dec真题P3-填涂颜色

2977: 【Div3】蓝桥杯选拔2023Dec真题P3-填涂颜色

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Time Limit : 1.000 sec  Memory Limit : 128 MB

SubmitSolved: 21Submit Num: 31Statistics

Description



Sample Input Copy 

4 5 2 3
2 4
1 3 5

Sample Output Copy 

4

Source/Category

Div3 思维 二维数组 蓝桥杯 
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