added third solution for simple mode

Kyle Maune · Kyle Maune · commit 5942d4ec5f1a · 2014-07-14T14:05:29.000-07:00
diff --git a/Medium Difficulty/simpleMode3.js b/Medium Difficulty/simpleMode3.js
@@ -0,0 +1,35 @@
+// coderbyte solution for simple mode
+// splashinn
+
+function countFrequency(arr) {
+  var obj = {};
+	for (var i = 0; i < arr.length; i++) {
+		var element = arr[i];
+		var value = obj[element];
+		if (value === undefined) {
+			obj[element] = 1;
+		} else {
+			obj[element] = value + 1;
+		}
+	}
+	return obj;
+}
+
+function finalMaximum(obj) {
+	var max = 0;
+	var mode = undefined;
+	for (var key in obj) {
+		var value = obj[key];
+		if (value > max) {
+			max = value;
+			mode = key;
+		}
+	}
+	return parseInt(mode);
+}
+
+function SimpleMode(arr) {
+	var obj = countFrequency(arr);
+	var mode = finalMaximum(obj);
+	return mode;
+}
