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Re:Problem G

Posted by Dzx at 2008-12-28 15:26:27 on Problem 3713
In Reply To:Problem G Posted by:tomek2 at 2008-12-28 15:23:30 
1. No
2. No

> 1. Can there be multiple tunnels between a and b?
> 
> 2. Is this city secure:
> 
> 2 1
> 0 1
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