Problem 2869. There are 10 types of people in the world

Created by James

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2274 Solutions
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Last Solution submitted on Mar 31, 2023

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3 Comments

3 Comments

Nguyen Huy on 2 Mar 2021

it take me time to understand

akihisa yorozu on 21 Aug 2021

2015 is trap for me.

Tran Tran on 7 Mar 2022

Not Fun when being called a doggo ¯\_( ͡❛ ͜ʖ ͡❛)_/¯

Solution Comments

Solution 10536905

1 Comment

1 Comment

Brandon on 24 Feb 2023

Fails consistently for years over 100 million

Solution 3908278

Solution 562534

1 Comment

1 Comment

Frank Pang on 6 Dec 2020

what does regular expression do in this solution?
just for decrease solution size?

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Problem 2869. There are 10 types of people in the world

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Problem 2869. There are 10 types of people in the world

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