diff --git a/HomeWork4/4Hw1exKobzystyiMaksym b/HomeWork4/4Hw1exKobzystyiMaksym
new file mode 100644
index 0000000..95b8315
--- /dev/null
+++ b/HomeWork4/4Hw1exKobzystyiMaksym
@@ -0,0 +1,48 @@
+#include <iostream>
+
+using namespace std;
+
+int main() {
+  int *arr;
+  int size;
+
+  cout << "n = ";
+  cin >> size;
+
+  if (size <= 0) {
+
+    cerr << "Invalid size" << endl;
+    return 1;
+  }
+
+  arr = new int[size];
+
+  for (int i = 0; i < size; i++) {
+    cout << "arr[" << i << "] = ";
+    cin >> arr[i];
+  }
+
+  int temp;
+
+  for (int i = 0; i < size - 1; i++) {
+    for (int j = 0; j < size - i - 1; j++) {
+      if (arr[j] > arr[j + 1]) {
+        // change # elements
+        temp = arr[j];
+        arr[j] = arr[j + 1];
+        arr[j + 1] = temp;
+      }
+    }
+  }
+
+  for (int i = 0; i < size; i++) {
+    cout << arr[i] << " ";
+  }
+  cout << endl;
+
+  delete[] arr; // delete memory
+
+  int value;
+  cin >> value;
+  return 0;
+}