diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..6f3a291
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,3 @@
+{
+    "liveServer.settings.port": 5501
+}
\ No newline at end of file
diff --git a/exercise.js b/exercise.js
index da0af63..7a60891 100644
--- a/exercise.js
+++ b/exercise.js
@@ -1,2 +1,61 @@
 // Good Luck! You got this 💪🏾
 // Write your code here.
+
+// Functions
+function describeCountry (country,population,capitalCity){
+   
+    return(`${country} has ${population} million people and its captial city is ${capitalCity}`)
+}
+
+let tell_1 = describeCountry("England",55.98,"London")
+console.log(tell_1)
+
+let tell_2= describeCountry("frace",67.5,"Paris")
+console.log(tell_2)
+
+let tell_3 = describeCountry("Belgium",11.59,"Brussesl")
+console.log(tell_3)
+
+
+function percentageOfWorld1 (population,country2){
+    return (`${country2} has ${population} million people, so it's about ${population/7900*100}% of the world population`)
+}
+
+let tell_4 = percentageOfWorld1(11.59,"Belgium")
+console.log(tell_4)
+let tell_5 = percentageOfWorld1(67.5,"France")
+console.log(tell_5)
+let tell_6 = percentageOfWorld1(55.98,"England")
+console.log(tell_6)
+
+
+// Introduction to arrays
+
+let population_2 = [11.59,67.5,55.98,5.857]
+let neighbours = ["Belgium","France","England","Denmark"]
+console.log(neighbours == 4)
+
+// Iteration: for loops
+
+for(let i=0; i < neighbours.length; i++){
+    console.log(neighbours[i])
+}
+
+for (let i = 3;i > -1;i--){
+    console.log(neighbours[i])
+}
+
+
+// Iteration: while loop
+
+let i = 0
+while(i < neighbours.length){
+    console.log(neighbours[i])
+    i++
+}
+
+let s= neighbours.length
+while(i > -1){
+    console.log(neighbours[s])
+    i--
+}
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