diff --git a/README.md b/README.md
index 384d92ef..8e8a7261 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 1. Replace `<your_account>` with your Github username in the link
-    - [DEMO LINK](https://<your_account>.github.io/js_get_data_DOM/)
+    - [DEMO LINK](https://AndriiZakharenko.github.io/js_get_data_DOM/)
 2. Follow [this instructions](https://mate-academy.github.io/layout_task-guideline/)
     - There are no tests for this task so use `npm run lint` command instead of `npm test`
 
diff --git a/src/scripts/main.js b/src/scripts/main.js
index c6e3f878..0396d43c 100644
--- a/src/scripts/main.js
+++ b/src/scripts/main.js
@@ -1,3 +1,26 @@
 'use strict';
 
-// write your code here
+const populationElements = document.querySelectorAll('.population');
+
+let sum = 0;
+
+for (const element of populationElements) {
+  const populationText = element.textContent;
+
+  const populationTextCleaned = populationText.replace(/,/g, '');
+
+  const populationNumber = parseInt(populationTextCleaned, 10);
+
+  sum += populationNumber;
+}
+
+const totalPopulationElement = document.querySelector('.total-population');
+
+totalPopulationElement.textContent = sum.toLocaleString('en-US');
+
+const averagePopulation = sum / populationElements.length;
+
+const averagePopulationElement = document.querySelector('.average-population');
+
+averagePopulationElement.textContent =
+  averagePopulation.toLocaleString('en-US');