Problem F: CCC'20 J5S2- EscapeRoom
Time Limit: 2 Sec Memory Limit: 512 MBSubmit: 12 Solved: 1
[Submit] [Status] [Web Board] [Creator:]
Description
Input
Output
Output yes if it is possible to escape from the room. Otherwise, output no.
Sample Input Copy
3
4
3 10 8 14
1 11 12 12
6 2 3 9
Sample Output Copy
yes
HINT
