diff --git a/index.js b/index.js
index e69de29bb..7891ecab9 100644
--- a/index.js
+++ b/index.js
@@ -0,0 +1,49 @@
+function shout(string) {
+  return string.toUpperCase();
+}
+
+function whisper(string) {
+  return string.toLowerCase();
+}
+
+/*
+function logShout(string) {
+  console.log(string.toUpperCase());
+}
+*/
+
+function logShout(string) {
+  console.log(shout(string));
+}
+
+/*
+function logWhisper(string) {
+  console.log(string.toLowerCase());
+}
+*/
+
+ function logWhisper(string) {
+   console.log(whisper(string));
+ }
+
+/*
+ function sayHiToGrandma(string) {
+   if (string.toLowerCase() === string) {
+     return 'I can\'t hear you!';
+   } else if (string.toUpperCase() === string) {
+     return 'YES INDEED!';
+   } else if (string === 'I love you, Grandma.') {
+     return 'I love you, too.';
+   }
+ }
+*/
+
+  function sayHiToGrandma(string) {
+   if (whisper(string) === string) {
+     return 'I can\'t hear you!';
+   } else if (shout(string) === string) {
+     return 'YES INDEED!';
+   } else if (string === 'I love you, Grandma.') {
+     return 'I love you, too.';
+   }
+ }