cp/codeforces/1006/io/366e.1.cpin

6 lines
70 B
Text

4 6 5 7
3 1 2 2 3 1
3 2 2 2 5 5
4 2 2 2 5 3
3 2 2 1 4 3
2 3 1 4 1 5 1