loop formating fix

sorting/insertion_sort.cpp

@@ -99,12 +99,16 @@ int main() {
   int *arr = new int[n];
   std::cout << "Enter any " << n << " Numbers for Unsorted Array : ";
 
-  for (int i = 0; i < n; i++)  std::cin >> arr[i];
+  for (int i = 0; i < n; i++) {
+    std::cin >> arr[i];
+  }
 
   insertionSort(arr, n);
 
   std::cout << "\nSorted Array : ";
-  for (int i = 0; i < n; i++)  std::cout << arr[i] << " ";
+  for (int i = 0; i < n; i++) {
+    std::cout << arr[i] << " ";
+  }
 
   std::cout << std::endl;
   delete[] arr;