2089: 历史

Memory Limit:128 MB Time Limit:2.000 S
Submit数:1 Solved数:1

Description

Input描述

Output描述

Sample Input Copy

5 3
1 1 1 1 1
1 2
1 3
2 4
2 5
2 1
3 1
4 1

Sample Output Copy

6
7
9
10

HINT

Source/Category

Problem :   2089        Language:        




    # 输入数据自测: