fix: Account for input type.

cast to Number, or return NaN if not posible to do so.

Author: RaihanSharif

Sprint-2/3-mandatory-implement/1-bmi.js

@@ -15,5 +15,7 @@
 // It should return their Body Mass Index to 1 decimal place
 
 function calculateBMI(weight, height) {
-  return (weight / height ** 2).toFixed(1);
+  return (Number(weight) / Number(height) ** 2).toFixed(1);
 }
+
+console.log(calculateBMI("12", "aad"));