initial

src/AssessmentPartOne.java

@@ -9,24 +9,24 @@ public class AssessmentPartOne {
 		
 		if (num1<num2)
 		{
-			if (num3>num1)
+			if (num3>num2) // Logical Error: num2 is bigger than num1 so you can't find the biggest number.
 			{
 				return num3;
 			}
 			else
 			{
-				return num1;
+				return num2;
 			}
 		}
 		else 
 		{
-			if (num3>num2)
+			if (num1>num3) // Logical Error: num3 is already calculated in the if statement above so only num1 is left to be ordered so we need to find out where num1 compares to num3.
 			{
-				return num3;						
+				return num1;						
 			}
 			else
 			{
-				return num2
+				return num3; // Syntax Error : ";" was missing.
 			}
 		}
 	}
@@ -42,10 +42,33 @@ public class AssessmentPartOne {
 		
 		// You should comment your code explaining what each part does
 		
-		int sumOfSquares = 0;
 		
 		
-		return sumOfSquares;
+		int sumOfSquares = 0; // Declaring answer variable.
+		
+		if (start <= -1) // Validating start variable to check if it is 0 or over.
+		{
+			return -1; // Ends the method and returns -1 as it cannot calculate the result.
+		}
+		
+		if (end <= -1) // Validating end variable to check if it is 0 or over.
+		{
+			 return -1; // Ends the method and returns -1 as it cannot calculate the result.
+		}
+		
+		if (end -1 <= start +1) // Validating both start and end variables to see if the start variable is greater than the end variable.
+			
+			return -1; // Ends the method and returns -1 as it cannot calculate the result.
+		
+		for (int i = start + 1; i<= end - 1; i++) { // Works out the addition of the range by adding +1 to the start and -1 to the end then adding the current number to a running total within each loop (sumOfSquares).
+			
+			
+			sumOfSquares = sumOfSquares + i; // Adds the current range value to the end sum.
+			
+		}
+		
+		
+		return sumOfSquares; // End of method.
 	}
 	
 }