Increased the decimal places to four in order to make the function more accurate.

Author: MansoorM11

Sprint-1/implement/sum.js

@@ -9,7 +9,7 @@ function sum(elements) {
   for (let i = 0; i < sortedElements.length; i++) {
     total += sortedElements[i];
   }
-  return Number(total.toFixed(1));
+  return Number(total.toFixed(4));
 }
 
 module.exports = sum;

Sprint-2/implement/lookup.js

@@ -1,5 +1,8 @@
-function createLookup() {
+function createLookup(countryCurrency) {
   // implementation here
+  for(let value of countryCurrency) {
+    const [key,value] = 
+  }
 }
 
 module.exports = createLookup;