IF/ELSE Statement

<?php
// Program lines of code
$apollo11 = 145000;
$android = 12000000;
$osx = 86000000;

// Step 1: Create a variable named 'myLines' and set it's value equal to the integer 4000000
$myLines = 4000000  
// Step 2: Use an if statement to check whether 'myLines' is greater than $osx, and if so, display the string "You have written more code than is included in MacOS 10.4."  
if ($myLines > $osx) {
  echo "You have written more code than is included in MacOS 10.4.";
  // Step 3: Add an else if statement to check whether 'myLines' is greater than $android, and if so, display the string "You have written more code than it takes to run an Android phone."
} elseif ( $myLines > $android ) {
  echo "You have written more code than it takes to run an andoid phone.";
  // Step 4: Add another else if statement to check whether 'myLines' is greater than $apollo11, and if so, display the string 
  "You have written more code than it took to launch Apollo 11."
} elseif ( $myLines > $apollo11 ) {
  echo "You have written more code than it took to launch Apollo.";
}
// Step 5: Add an else statement to display the string "Keep writing code to accomplish something great!"
else {
  echo "Keep writing code to accomplish something great!";
}