제출 #177421

1 1

0
1 

1

7 1

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1 
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3 
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0
7 

1
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5
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7

3 2

0
1
1 1 
1
1 2 
1
1 3 
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1
1
2 2 
1
2 3 
0
1
1
1
3 3 

1 1
1 2
1 3
2 2
2 3
3 3