huge regactoring

app/bitwise/calc.js

@@ -0,0 +1,23 @@
+(function(app, should){
+    var calc = {};
+
+    calc.numberOfBits = function(num) {
+        should.bePositiveInteger(num);
+        return Math.floor(Math.log(num) / Math.log(2)) + 1;
+    };
+
+    calc.maxNumberOfBits = function () {
+
+        var counts = [], num;
+        for(var i=0;i<arguments.length; i++)
+        {
+            num = arguments[i];
+            counts.push(this.numberOfBits(num));
+        }
+
+        return Math.max.apply(null, counts);
+    };
+
+    app.service('calc', calc);
+
+})(window.app, window.should);