adding a recursion example

problem6/recursionEx.js

@@ -0,0 +1,13 @@
+// 1. check if we have reached our limiter
+// 2. square the value
+// 3. add it to the total
+// 4. decrement the limiter
+// 5. return to step 1
+function getSumSquares(ceiling, total = 0) {
+  if (ceiling === 0) {
+    return total;
+  }
+  total += ceiling ** 2;
+  return getSumSquares(ceiling - 1, total);
+}
+getSumSquares(10);