Problem 2138. union without repitition

Created by Koteswar Rao Jerripothula

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Let

 a = [9 9 9 9 9 9 8 8 8 8 7 7 7 6 6 6 5 5 4 2 1]
 b = [1 1 1 3 3 3 3 3 4 4 4 4 4 10 10 10]

Output should be

 [9 8 7 6 5 4 2 1 3 10]

Solve

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223 Solutions
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Last Solution submitted on Dec 04, 2025

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1 Comment

George on 7 Feb 2014

I think the description and test suite on this problem is slightly off. When I see 'union' I already assume that no duplicates are permitted and order is irrelevant.

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Problem 2138. union without repitition

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Last 200 Solutions

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Problem 2138. union without repitition

Solution Stats

Last 200 Solutions

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Solution Comments

Problem Recent Solvers108

Suggested Problems

More from this Author9

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