diff --git a/main.cpp b/main.cpp
index b54845d..ed6f4ee 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,24 +1,23 @@
 #include <iostream>
 #include <vector>
-#include <memory>
-#include <numeric>
-
-
-void stress_test() {
-    std::cout << "Starting computational task..." << std::endl;
-    
-    auto data = std::make_unique<std::vector<int>>(1000000);
-    std::iota(data->begin(), data->end(), 1);
-    
-    long long sum = 0;
-    for (int i : *data) {
-        sum += i;
-    }
-    
-    std::cout << "Sum calculated: " << sum << std::endl;
-}
+#include <cmath>
+#include <thread>
+#include <chrono>
 
 int main() {
-    stress_test();
+    std::cout << "Starting heavy task..." << std::endl;
+    
+    auto start = std::chrono::high_resolution_clock::now();
+    double result = 0.0;
+    while (std::chrono::duration_cast<std::chrono::seconds>(
+               std::chrono::high_resolution_clock::now() - start).count() < 10) {
+        for (int i = 0; i < 1000000; ++i) {
+            result += std::sin(i) * std::cos(i);
+        }
+    }
+
+    std::vector<int> dummy(10'000'000, 42); 
+    
+    std::cout << "Task finished. Result: " << result << std::endl;
     return 0;
 }