From 6d2ae14db990dc0ce65ac511524fde2505d4750b Mon Sep 17 00:00:00 2001
From: Eugene Lezov <el@appkode.ru>
Date: Thu, 15 Oct 2020 20:30:26 +0200
Subject: [PATCH] add materials about swift (#4106)

* add materials about swift

* fix spaces

* add new material

* fix build

* fix build

* fix build

* fix
---
 free-programming-books-ru.md            | 7 +++++++
 problem-sets-competitive-programming.md | 2 +-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/free-programming-books-ru.md b/free-programming-books-ru.md
index 49df75656..17db72649 100644
--- a/free-programming-books-ru.md
+++ b/free-programming-books-ru.md
@@ -64,6 +64,7 @@
 * [Smalltalk](#smalltalk)
 * [SQL](#sql)
   * [PostgreSQL](#postgresql)
+* [Swift](#swift)
 * [TypeScript](#typescript)
 * [Unix](#unix)
 * [Vim](#vim)
@@ -518,6 +519,12 @@
 * [Работа с PostgreSQL - настройка и масштабирование](http://postgresql.leopard.in.ua) - А. Ю. Васильев
 
 
+### Swift
+
+* [Documentation](https://swift.org/documentation)
+* [Документация и туториалы](https://swiftbook.ru)
+
+
 ### TypeScript
 
 * [Перевод официальной документации Typescript](http://typescript-lang.ru/docs/index.html)
diff --git a/problem-sets-competitive-programming.md b/problem-sets-competitive-programming.md
index de789b99c..d6e58a4c6 100644
--- a/problem-sets-competitive-programming.md
+++ b/problem-sets-competitive-programming.md
@@ -57,7 +57,7 @@
 ### Information security
 
 * [ångstromCTF](https://angstromctf.com)
-* [CTFtime](https://ctftime.org) 
+* [CTFtime](https://ctftime.org)
 
 
 ### Problem Sets