제출 #33927

7
1 23
1 31
5
5
4
3
2

23
23
0
2
31

31
31
0
2
31

8
1 73
1 2
4
1 91
3
3
2
5

0
3
3
91
73

0
3
3
91
2

9
2
3
4
4
2
1 65
1 42
1 48
5

-1
0
1
1
-1
65

-1
0
1
1
-1
48