Create SumOfNumbersArray.java

SumOfNumbersArray.java

@@ -0,0 +1,26 @@
+import java.util.ArrayList;
+
+public class SumOfNumbers {
+    public static int sum(ArrayList<Integer> list) {
+        int sum = 0;
+        for (int l : list){
+            sum += l;
+        }
+        return sum;
+    }
+
+    public static void main(String[] args) {
+        ArrayList<Integer> list = new ArrayList<Integer>();
+        list.add(3);
+        list.add(2);
+        list.add(7);
+        list.add(2);
+
+        System.out.println("The sum: " + sum(list));
+
+        list.add(10);
+
+        System.out.println("The sum: " + sum(list));
+    }
+
+}