cp/codeforces/900/e.in

21 lines
106 B
Text

3
5
15 14 17 42 34
3
1 7
2 15
4 5
5
7 5 3 1 7
4
1 7
5 7
2 3
2 2
7
19 20 15 12 21 7 11
4
1 15
4 4
7 12
5 7