diff --git a/src/main/java/com/booleanuk/core/Exercise.java b/src/main/java/com/booleanuk/core/Exercise.java
index 7ac3cfb..b63d583 100644
--- a/src/main/java/com/booleanuk/core/Exercise.java
+++ b/src/main/java/com/booleanuk/core/Exercise.java
@@ -35,7 +35,7 @@ public String greet(String name) {
         Complete this method so that it increases the number given by 1 and returns the result
      */
     public int increment(int number) {
-        return 0;
+        return number + 1;
     }
 
     /*
@@ -48,8 +48,8 @@ public int increment(int number) {
         Nathan | Hi, Nathan :)
         Edward | Hi, Edward :)
      */
-    public String happilyGreet() {
-        return "Not implemented yet";
+    public String happilyGreet(String name) {
+        return "Hi, " + name + " :)";
     }
 
     /*
@@ -65,8 +65,15 @@ public String happilyGreet() {
         -1, 1  | [-1,0,1]
      */
 
+    public int[] constructNumberArray(int lower, int upper) {
+        int size = upper - lower + 1;
+        int[] numArr = new int[size];
 
-
+        for (int i = 0; i < size; i++) {
+            numArr[i] = lower + i;
+        }
+        return numArr;
+    }
 
     /*
         4. Shout at a dev
@@ -81,6 +88,14 @@ The method must return the same string in upper case with exclamation marks (!)
         error, 10   | ERROR!!!!!!!!!!
      */
 
+    public String shout(String word, int number) {
+        String output = word.toUpperCase();
+
+        for (int i = 0; i < number; i++) {
+            output += "!";
+        }
+        return output;
+    }