From 0ca32c5bd171f00d3d65d5c51b18dd44ac131a25 Mon Sep 17 00:00:00 2001
From: Menachem Mendel Konikov <mkonikov123@gmail.com>
Date: Mon, 2 Nov 2020 22:36:51 +0000
Subject: [PATCH] Done.

---
 lib/array_crud.rb | 25 ++++++++++++++++---------
 1 file changed, 16 insertions(+), 9 deletions(-)

diff --git a/lib/array_crud.rb b/lib/array_crud.rb
index 2199fceb8..5163fcecf 100644
--- a/lib/array_crud.rb
+++ b/lib/array_crud.rb
@@ -1,35 +1,42 @@
 def create_an_empty_array
-  
+  []
 end
 
 def create_an_array
-  
+  [1,2,3,4]
 end
 
 def add_element_to_end_of_array(array, element)
-  
+  array = [1, 2, 3, 4]
+  array.push("arrays!")
 end
 
 def add_element_to_start_of_array(array, element)
-  
+  array = []
+  array.unshift("wow")
 end
 
 def remove_element_from_end_of_array(array)
-  
+  array = ["wow", "I", "am", "really", "learning", "arrays!"]
+  array.pop
 end
 
 def remove_element_from_start_of_array(array)
-  
+  array = ["wow", "I", "am", "really", "learning", "arrays!"]
+  array.shift
 end
 
 def retrieve_element_from_index(array, index_number)
-  
+  array = ["wow", "I", "am", "really", "learning", "arrays!"]
+  array[2]
 end
 
 def retrieve_first_element_from_array(array)
-  
+  array = ["wow", "I", "am", "really", "learning", "arrays!"]
+  array[0]
 end
 
 def retrieve_last_element_from_array(array)
-  
+  array = ["wow", "I", "am", "really", "learning", "arrays!"]
+  array[-1]
 end