Richard Persson

src/main/java/com/booleanuk/core/Exercise.java

@@ -52,19 +52,31 @@ public Exercise(int age) {
         provided to the name and age members
      */
 
+    public Exercise (String name, int age){
+        this.name = name;
+        this.age = age;
+    }
 
 
     /*
         2. Create a method named add that accepts two integers. The method should return the numbers added together.
      */
 
+    public int add(int numOne, int numTwo){
+        return numOne + numTwo;
+    }
+
 
 
     /*
         3. Create another method named add that accepts two Strings. The method should return the strings concatenated
         together with a space in between.
      */
 
+    public String add(String numOne, String numTwo){
+
+        return numOne + " " + numTwo;
+    }
 
 
 }

src/main/java/com/booleanuk/extension/Extension.java

@@ -8,6 +8,7 @@ public class Extension extends ExtensionBase {
 
         1. add, which accepts two floats and returns a float (both floats added together)
 
+
         2. add, which accepts two doubles and returns a double (both doubles added together)
 
         3. subtract, which accepts two floats and returns a float (first float minus second float)
@@ -26,5 +27,34 @@ public class Extension extends ExtensionBase {
         multiply(["2", "7", "3"], 3) -> [6, 21, 9]
      */
 
-
+    // 1)
+
+    public float add(float numOne, float numTwo){
+        return numOne + numTwo;
+    }
+
+    // 2)
+    public double add(double numOne, double numTwo){
+        return numOne + numTwo;
+    }
+    // 3)
+    public float subtract(float numOne, float numTwo){
+        return numOne - numTwo;
+    }
+    // 4)
+    public String subtract(String word, char letter){
+        String answer = "";
+
+        return answer;
+    }
+
+    public int multiply(int a, int b) {
+        return a*b;
+    }
+
+    public String multiply(String word, int amount) {
+        StringBuilder answer = new StringBuilder();
+        answer.append("word".repeat(Math.max(0, amount)));
+        return word;
+    }
 }