Problem5814--IOI2021 练习赛 T3：Finding Routers (routers)

5814: IOI2021 练习赛 T3：Finding Routers (routers)

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Time Limit : 1.000 sec  Memory Limit : 256 MiB

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Description

Input

Output

Constraints

Sample 1 Input 

5 2 10
0 4

Sample 1 Output 

0 4
2

Sample 2 Input 

6 3 10
0 2 6

Sample 2 Output 

0 2 6
5

HINT

题目来源：IOI2021 练习赛 T3。

Source/Category

 
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