fix: clear 'binary' before reuse and add console logs

- Clear 'binary' before using it again.
- Add console logs to visualize the results better.

Author: aleportillo

4-loops/22-based-numbers.js

@@ -12,15 +12,19 @@ for (let i = myNumber; i >= 1 ; i = Math.floor(i/2)) {
     binary = "1" + binary;
   }
 }
+console.log('With for loop: ' + binary);
 
 // With while loop
 let i = myNumber;
+binary = "";
 while (i >= 1) {
   if (i % 2 == 0) {
     binary = "0" + binary;
   } else {
     binary = "1" + binary;
   }
-  
+
   i = Math.floor(i/2);
 }
+
+console.log('With while loop: ' + binary);