Create time_taken_code.c++

Time Complexity/time_taken_code.c++

@@ -0,0 +1,26 @@
+#include <iostream>
+#include <chrono>
+
+int sumOfNaturalNumbers(int N) {
+    int sum = 0;
+    for (int i = 1; i <= N; ++i) {
+        sum += i;
+    }
+    return sum;
+}
+
+int main() {
+    int N = 1000000; // Change this to the desired input size
+
+    auto start = std::chrono::high_resolution_clock::now();
+
+    int result = sumOfNaturalNumbers(N);
+
+    auto stop = std::chrono::high_resolution_clock::now();
+    auto duration = std::chrono::duration_cast<std::chrono::microseconds>(stop - start);
+
+    std::cout << "Sum of first " << N << " natural numbers: " << result << std::endl;
+    std::cout << "Time taken by function: " << duration.count() << " microseconds" << std::endl;
+
+    return 0;
+}