Data commit

Task/Anonymous-recursion/Java/anonymous-recursion-1.java

@@ -0,0 +1,10 @@
+public static long fib(int n) {
+    if (n < 0)
+        throw new IllegalArgumentException("n can not be a negative number");
+
+    return new Object() {
+        private long fibInner(int n) {
+            return (n < 2) ? n : (fibInner(n - 1) + fibInner(n - 2));
+        }
+    }.fibInner(n);
+}