diff --git a/script.js b/script.js
index bbe8a29..5b307b8 100644
--- a/script.js
+++ b/script.js
@@ -1,4 +1,68 @@
 var main = function (input) {
-  var myOutputValue = 'hello world';
-  return myOutputValue;
+  //Option is Computer Generated Result of RPS
+  var assignNumberToOption = randomiser();
+  console.log(assignNumberToOption);
+  //Messages
+  var winMessage = "You Win";
+  var drawMessage = "Draw!";
+  var loseMessage = "You Lose!";
+  var emptyMessage = "Please enter scissors/paper/rock into box";
+  var invalidMessage = "Invalid entry!!!!";
+
+  //scissors win paper
+  if (input == "scissors" && assignNumberToOption == "paper") {
+    return winMessage;
+  }
+  //paper win rock
+  if (input == "paper" && assignNumberToOption == "rock") {
+    return winMessage;
+  }
+  //rock win scissors
+  if (input == "rock" && assignNumberToOption == "scissors") {
+    return winMessage;
+  }
+  //scissors draw
+  if (input == "scissors" && assignNumberToOption == "scissors") {
+    return drawMessage;
+  }
+  //paper draw
+  if (input == "paper" && assignNumberToOption == "paper") {
+    return drawMessage;
+  }
+  //rock draw
+  if (input == "rock" && assignNumberToOption == "rock") {
+    return drawMessage;
+  }
+  //scissors lose to rock
+  if (input == "scissors" && assignNumberToOption == "rock") {
+    return loseMessage;
+  }
+  //paper lose to scissors
+  if (input == "paper" && assignNumberToOption == "scissors") {
+    return loseMessage;
+  }
+  //rock lose to paper
+  if (input == "rock" && assignNumberToOption == "paper") {
+    return loseMessage;
+  }
+  if (input != "") {
+    return invalidMessage;
+  }
+  return emptyMessage;
+};
+
+//Number randomiser assigned to RPS
+var randomiser = function () {
+  var randomDecimal = Math.random() * 3;
+  var randomInteger = Math.floor(randomDecimal);
+  var actualInteger = randomInteger + 1;
+  if (actualInteger == 1) {
+    return "scissors";
+  }
+  if (actualInteger == 2) {
+    return "paper";
+  }
+  if (actualInteger == 3) {
+    return "rock";
+  }
 };