[add] an example for logical operators.

Author: vmarcella

README.md

@@ -19,7 +19,7 @@ This language is still currently experimental with many more features to come.
 * [Functions](examples/func.ls).
 * [Variables](examples/variable.ls).
 * [Conditionals](examples/conditionals.ls).
-* Logical operators.
+* [Logical operators](examples/logical.ls).
 * Loops.
 * Closures.
 * [Recursion](examples/recursion.ls).

examples/logical.ls

@@ -0,0 +1,10 @@
+var x = true;
+var y = false;
+
+if (x and y) {
+    print "x and y are both true";
+}
+
+if (x or y) {
+    print "Either x, y, or both are true!";
+}