Remove broken link from problem sets (#9213)

Remove the Caribbean Online Judge site which is not accessible
anymore.
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Iván Valdés 2022-11-19 10:10:07 -08:00 committed by GitHub
parent c81712dbf3
commit 852e3357e2
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@ -16,7 +16,6 @@
* [AtCoder](https://atcoder.jp) * [AtCoder](https://atcoder.jp)
* [beecrowd](https://www.beecrowd.com.br) * [beecrowd](https://www.beecrowd.com.br)
* [Binary Search](https://binarysearch.com) * [Binary Search](https://binarysearch.com)
* [Caribbean Online Judge](http://coj.uci.cu)
* [COCI](https://hsin.hr/coci/) * [COCI](https://hsin.hr/coci/)
* [Codeabbey](http://www.codeabbey.com) * [Codeabbey](http://www.codeabbey.com)
* [Codechef](https://www.codechef.com/contests) * [Codechef](https://www.codechef.com/contests)