Problem2473--Adjacency List

2473: Adjacency List

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Time Limit : 1.000 sec  Memory Limit : 128 MB

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Description

Sample Input Copy 

6 6
3 6
1 3
5 6
2 5
1 2
1 6

Sample Output Copy 

3 2 3 6
2 1 5
2 1 6
0
2 2 6
3 1 3 5

HINT

Source/Category

atcoder 
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