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https://gateoverflow.in/43317/gate2011-53

WHEN ;LINK N2 -N3 GOES DOWN  REFLECTED CHANGES ARE INFINITE AS PER QUESTION   ND WE NEED TO CALCULATE  TABLE FOR N3 THEN CAN I SAY THAT ONLY AVAILABLE  NODE WHICH IS NEIGHBOUR OF N3 IS N4 OR N2 IS ALSO AVAILABLE BUT DUES TO INFINITY IT WILL NOT MATTER.....IS GOES DOWN IS SAME AS LINK  BREAK ???