strange14's blog

Problem : GCD and MST
By strange14, history, 2 years ago, In English

My solution involving prim's algorithm 145857604 gives wrong answer for this problem : 1513D - GCD and MST I understand the Kruskal's algorithm solution mentioned in the editorial, but cannot figure out why prims is failing here.

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2 years ago, # |
← Rev. 2   Vote: I like it 0 Vote: I do not like it

Try this testcase:

1
3 1000
6 3 2

Correct answer :- 1003

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