From 2e710b4f02d1f7121053a2239a30c535e23360e8 Mon Sep 17 00:00:00 2001
From: Lucas Holter <lucas.holter@hotmail.com>
Date: Tue, 5 Aug 2025 16:14:08 +0200
Subject: [PATCH] Solution

---
 .../java/com/booleanuk/core/Exercise.java     | 32 ++++++++++++++++---
 .../com/booleanuk/extension/Extension.java    | 10 +++++-
 2 files changed, 36 insertions(+), 6 deletions(-)

diff --git a/src/main/java/com/booleanuk/core/Exercise.java b/src/main/java/com/booleanuk/core/Exercise.java
index 0f97fe4..a05b0fc 100644
--- a/src/main/java/com/booleanuk/core/Exercise.java
+++ b/src/main/java/com/booleanuk/core/Exercise.java
@@ -11,34 +11,56 @@ public class Exercise {
 
     public void stepOne() {
         // TODO: 1. Write a for loop that adds the numbers 0 to 3 to the numsZeroToThree array
-
+        numsZeroToThree = new int[4];
+        for (int i = 0; i < 4; i++){
+            numsZeroToThree[i] = i;
+        }
 
     }
 
     public void stepTwo() {
         // TODO: 2. Write a for loop that adds the numbers 5 to 10 to the numsFiveToTen array
+        int lower = 5;
+        int upper = 10;
+
+        numsFiveToTen = new int[upper-lower+1];
 
+        for(int i = 0; i <= upper-lower; i++){
+            numsFiveToTen[i] = i+lower;
+        }
 
     }
 
     public void stepThree() {
         // TODO: 3. Write a for loop that adds the numbers 3 to 0 (in that order) to the countdown array
+        int upper = 3;
+        int lower = 0;
+        countdown = new int[upper-lower+1];
 
+        for (int i = 0; i <= upper; i++){
+            countdown[i] = upper-i;
+        }
 
     }
 
     public boolean stepFour(int num) {
         // TODO: 6. Write a for loop that checks if num is in the favouriteNumbers array
-
-
-
+        for(int cur : favouriteNumbers){
+            if (cur == num){
+                return true;
+            }
+        }
         return false;
     }
 
     public boolean stepFive(String hobby) {
         // TODO 5. Write a for loop that checks if the hobby String is in the myHobbies array
 
-
+        for(String str : myHobbies){
+            if(str.equals(hobby)){
+                return true;
+            }
+        }
 
         return false;
     }
diff --git a/src/main/java/com/booleanuk/extension/Extension.java b/src/main/java/com/booleanuk/extension/Extension.java
index 8b9d4a6..58417ba 100644
--- a/src/main/java/com/booleanuk/extension/Extension.java
+++ b/src/main/java/com/booleanuk/extension/Extension.java
@@ -5,8 +5,16 @@ public class Extension {
 
     public void stepOne() {
         // TODO: 1. Write a for loop that adds all the even numbers between 0 and 6 (0, 2, 4, 6) to evenNums
+        int upper = 6;
+        numsEven = new int[(upper/2) + 1]; //+1 because 0 is included
+        int currIndex = 0;
 
+        for(int i = 0; i <= 6; i++){
+            if (i%2 == 0){
+                numsEven[currIndex] = i;
+                currIndex++;
+            }
+        }
 
-        
     }
 }