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Problem4048--找朋友
4048: 找朋友
Time Limit:
1.000 Sec
Memory Limit:
128 MB
Submit:
17
Solved:
3
[
Submit
] [
Status
] [
Web Board
] [Creator:
]
Description
Sample Input
4 2 1 1 2 3 4 1 3 3 4
Sample Output
Yes No
HINT
Source/Category
[
Submit
] [
Status
]