diff --git a/.gitignore b/.gitignore
index 42cfd87..23b5426 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,3 +24,5 @@ hs_err_pid*
 replay_pid*
 .idea/
 textui-test/ACTUAL.TXT
+
+*.iml
diff --git a/src/main/java/Contacts0.java b/src/main/java/Contacts0.java
index e23d58a..c941e2b 100644
--- a/src/main/java/Contacts0.java
+++ b/src/main/java/Contacts0.java
@@ -3,14 +3,13 @@
 
 public class Contacts0 {
 
+    public static final int MAX_ENTITIES = 100;
+    public static final String SEPARATOR = "===================================================";
+
     public static void main(String[] args) {
         final Scanner SCANNER = new Scanner(System.in);
-        System.out.println("|| ===================================================");
-        System.out.println("|| ===================================================");
-        System.out.println("|| Contacts - Version 0.0");
-        System.out.println("|| Welcome to Contacts!");
-        System.out.println("|| ===================================================");
-        String[][] list = new String[100][3];
+        printWelcomeMessage();
+        String[][] list = new String[MAX_ENTITIES][3];
         int count = 0;
         while (true) {
             System.out.print("|| " + "Enter command: ");
@@ -92,7 +91,7 @@ public static void main(String[] args) {
                     feedback = String.format("%1$d persons found!", count);
                     break;
                 case "clear":
-                    list = new String[100][3];
+                    list = new String[MAX_ENTITIES][3];
                     count = 0;
                     feedback = "Contacts have been cleared!";
                     break;
@@ -113,8 +112,8 @@ public static void main(String[] args) {
                     break;
                 case "exit":
                     for (String m1 : new String[]{"Exiting Contacts... Good bye!",
-                            "===================================================",
-                            "==================================================="}) {
+                            SEPARATOR,
+                            SEPARATOR}) {
                         System.out.println("|| " + m1);
                     }
                     System.exit(0);
@@ -140,10 +139,18 @@ public static void main(String[] args) {
                             + String.format("\tExample: %1$s", "help")));
                     break;
             }
-            for (String m : new String[]{feedback, "==================================================="}) {
+            for (String m : new String[]{feedback, SEPARATOR}) {
                 System.out.println("|| " + m);
             }
         }
     }
 
-}
\ No newline at end of file
+    private static void printWelcomeMessage() {
+        System.out.println("|| ===================================================");
+        System.out.println("|| ===================================================");
+        System.out.println("|| Contacts - Version 0.0");
+        System.out.println("|| Welcome to Contacts!");
+        System.out.println("|| ===================================================");
+    }
+
+}
diff --git a/src/main/java/Contacts1.java b/src/main/java/Contacts1.java
index dcadc2c..7bba8f3 100644
--- a/src/main/java/Contacts1.java
+++ b/src/main/java/Contacts1.java
@@ -673,4 +673,4 @@ private static String removePrefixSign(String s, String sign) {
         return s.replace(sign, "");
     }
 
-}
\ No newline at end of file
+}
diff --git a/textui-test/runtest.sh b/textui-test/runtest.sh
old mode 100644
new mode 100755