عبدالله محمد القحطاني

README.md

@@ -9,6 +9,14 @@ Create a function that receives an integers array and returns the number that ap
 | (1,1,2)         | 2        |
 | (2,2,1)         | 1        |
 
+var arry1 = [2,4,6,4,9,6,2]
+print (9)
+
+ var arry2  = [1,1,2]
+ print (2)
+
+ var arry3 = [2,2,1]
+ print(1)
 
 ## 2nd Challenge
 Create a function that receives a string then it converts uppercase letters into lowercase and vice versa. The function then should print the converted value.
@@ -21,6 +29,33 @@ Create a function that receives a string then it converts uppercase letters into
 | My name is Ali | mY NAME IS aLI |
 | sHroog         | ShROOG         |
 
+func Hello(x: String){
+}
+return
+("hello")
+
+func Hi(x: String){
+}
+return("hI")
+
+func Hello World(x: String){
+}
+return("hello")
+
+func Hello World(x: String){
+}
+return
+print("hELLO wORLD")
+
+func My name is Ali(x: String){
+}
+print("mY NAME IS aLI")
+
+
+func sHroog(x: String){
+}
+return(" ShROOG ")
+
 
 ## 3rd Challenge
 Create a function that receives an array of items & arrays and returns one flattened array with all items exluding null values.
@@ -32,6 +67,19 @@ Create a function that receives an array of items & arrays and returns one flatt
 | 3 | [[null, 3], [2, 4, 5, null], 0, 8, 3] | [3, 2, 4, 5, 0, 8, 3] |
 | 4 | [3, 5, [5, 9, 0]]                     | [3, 5, 5, 9, 0]       |
 
+func arry1 = [1,[2,3,null,4],[null],5]
+
+return(arry1: Int)
+
+
+var  arry2 = [7, 0,[null],[null, null, 9]]
+return(arry2: Int)
+
+var  arry3 = [[null, 3], [2, 4, 5, null], 0, 8, 3]
+return(arry3: Int)
+
+var  arry3 = {[[null, 3], [2, 4, 5, null], 0, 8, 3]
+return(arry3: Int)
 
 ## 4th Challenge
 Create a function that receives a string that contains combination of parentheses, square brackets, and curly braces. Then, it returns true if every opening bracket has a closing pair.