Editorial for DMOPC '18 Contest 6 P0 - SQL Queries


Remember to use this editorial only when stuck, and not to copy-paste code from it. Please be respectful to the problem author and editorialist.

Submitting an official solution before solving the problem yourself is a bannable offence.

Authors: Kirito

If there are 0 or 1 queries that have dependencies, then you can always debug all of the queries.

If all three queries have dependencies, then it is impossible to debug all the queries.

If exactly 2 queries have dependencies, it suffices to check if they depend on one another.

Time Complexity: \mathcal O(1)


Comments

There are no comments at the moment.