Merge branch 'master' of https://github.com/akulumbeg/adventofcode

Author: akulumbeg

2019/README.md

@@ -3,7 +3,7 @@
 [x] Day 1  | [Solution](Day1.R) | [Data](data/Day1.txt) | [Assignment](assignments/Day1.md)  
 [x] Day 2  | [Solution](Day2.R) | [Data](data/Day2.txt) | [Assignment](assignments/Day2.md)  
 [x] Day 3  | [Solution](Day3.R) | [Data](data/Day3.txt) | [Assignment](assignments/Day3.md) *thanks to [u/turtlegraphics](https://www.reddit.com/user/turtlegraphics/)*    
-[ ] Day 4  | [Solution](Day4.R) | [Data](data/Day4.txt) | [Assignment](assignments/Day4.md)  
+[x] Day 4  | [Solution](Day4.R) | [Data](data/Day4.txt) | [Assignment](assignments/Day4.md)  
 [ ] Day 5  | [Solution](Day5.R) | [Data](data/Day5.txt) | [Assignment](assignments/Day5.md)  
 [x] Day 6  | [Solution](Day6.R) | [Data](data/Day6.txt) | [Assignment](assignments/Day6.md)  
 [ ] Day 7  | [Solution](Day7.R) | [Data](data/Day7.txt) | [Assignment](assignments/Day7.md)  
@@ -24,4 +24,5 @@
 [ ] Day 22  
 [ ] Day 23  
 [ ] Day 24  
-[ ] Day 25  
+[ ] Day 25
+