diff --git a/src/index.js b/src/index.js
index 2f46b4b..1648735 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,8 +1,27 @@
 const { StackObj } = require ('./stack-obj');
+const symbol = ['0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'];
+//set of symbols for the hexadecimal& system
+function baseConverter(decimalNumber, base) {
+  var baseResolved = "",
+      remainder,
+      stack = new StackObj(),
+      stackSize;
 
-function baseConverter(decNumber, base) {
-  // your code
-  return ;
+  if (decimalNumber < 0 || base < 2 || base > 36) return null;
+
+  while(decimalNumber >= 1) {
+      remainder = Math.floor(decimalNumber % base);
+      stack.push(symbol[remainder]);
+      // sets the number to be used later in the division
+      decimalNumber /= base;
+  }
+
+  stackSize = stack.size();
+  for(var i = stackSize; i > 0; i--) {
+      baseResolved += stack.pop();
+    }
+
+    return baseResolved;
 }
 
 module.exports = { baseConverter };