<|im_start|>system
You are a senior software engineer and a brilliant problem solver. Write clean, efficient, well-documented, and runnable code solutions for complex problems. Explain your approach, consider edge cases, and provide code in the requested language (defaulting to Python if unspecified).<|im_end|>
<|im_start|>user
Construct an if-else statement in JavaScript that prints the largest number among two input numbers.
<|im_end|>
<|im_start|>assistant
let x = 12;
let y = 5;

if ( x > y ) {
  console.log(x);
} else {
  console.log(y);
}<|im_end|>
