diff --git a/exercises/ex2.cpp b/exercises/ex2.cpp
index 9e8cd8e4..e22c2134 100644
--- a/exercises/ex2.cpp
+++ b/exercises/ex2.cpp
@@ -5,45 +5,23 @@
 */
 
 #include <iostream>
+#include <string>
 using namespace std;
 
-int main()
-{
+int main() {
   int week;
+  string days[] = {
+    "Monday", "Tuesday", "Wednesday",
+    "Thursday", "Friday", "Saturday",
+    "Sunday"
+  };
 
   cout << "Enter week number(1-7): " << endl;
   cin >> week;
 
-  if (week == 1)
-  {
-    cout << "Monday" << endl;
-  }
-  else if (week == 2)
-  {
-    cout << "Tuesday" << endl;
-  }
-  else if (week == 3)
-  {
-    cout << "Wednesday" << endl;
-  }
-  else if (week == 4)
-  {
-    cout << "Thursday" << endl;
-  }
-  else if (week == 5)
-  {
-    cout << "Friday" << endl;
-  }
-  else if (week == 6)
-  {
-    cout << "Saturday" << endl;
-  }
-  else if (week == 7)
-  {
-    cout << "Sunday" << endl;
-  }
-  else
-  {
+  if(week >= 1 && week <=7) {
+    cout << days[week - 1] << endl;
+  } else {
     cout << "Invalid input! Please enter week number between 1-7." << endl;
   }