Problem3590--【Div2】abc364e- Maximum Glutton最大暴食

3590: 【Div2】abc364e- Maximum Glutton最大暴食

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Time Limit : 3.000 sec  Memory Limit : 1024 MB

Description

Sample Input Copy

4 8 4
1 5
3 2
4 1
5 3

Sample Output Copy

3

Source/Category