Add average two numbers assignment

Author: jonahsnider

app/src/main/java/assignments/variables1/AverageTwoNumbers.java

@@ -0,0 +1,27 @@
+package assignments.variables1;
+
+public class AverageTwoNumbers {
+    // vvvvvvvvvvvvvvvvvvvvvvvvvvvvvv YOUR CODE vvvvvvvvvvvvvvvvvvvvvvvvvvvvv//
+    private static int averageTwoNumbers(int firstNumber, int secondNumber) {
+        // Compute the average of two input numbers.
+        return 0;
+    }
+
+    // ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ YOUR CODE ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+    private static void testAverageTwoNumbers(int firstNumber, int secondNumber, int expected) {
+        double result = averageTwoNumbers(firstNumber, secondNumber);
+        boolean pass = Math.abs(result - expected) < 0.001;
+        System.out.printf(
+                "averageTwoNumbers(%s, %s) -> %s | %s | %s \n",
+                firstNumber, secondNumber, expected, result, pass ? "OK " : "X ");
+    }
+
+    public static void main(String[] args) {
+        System.out.println("Function Call -> Expected | Yours | Pass?\n");
+        testAverageTwoNumbers(1, 3, 2);
+        testAverageTwoNumbers(2, 2, 2);
+        testAverageTwoNumbers(16, 19, 17);
+        testAverageTwoNumbers(-581, 581, 0);
+    }
+}