diff --git a/index.js b/index.js
index e69de29bb2..6d24ddd2ca 100644
--- a/index.js
+++ b/index.js
@@ -0,0 +1,20 @@
+function shout(string) {
+  return string.toUpperCase()
+}
+function whisper(string) {
+  return string.toLowerCase()
+}
+function logShout(string) {
+  console.log (string.toUpperCase())
+}
+function logWhisper(string) {
+  console.log (string.toLowerCase())
+}
+function sayHiToGrandma(string) {
+  if (string == "I love you, Grandma.") {
+    return "I love you, too."
+  } else if (string == whisper(string)) {
+    return "I can't hear you!"
+  } else if (string == shout(string)) {
+  return "YES INDEED!"}
+}
\ No newline at end of file