added methods of Text Class

src/Text.java

@@ -4,4 +4,33 @@ public class Text {
 
     private ArrayList<String> text = new ArrayList<>();
 
+    public void add(int n, String text) {
+
+    }
+    public void add(String text) {
+
+    }
+
+    public void dummy(int n) {
+
+    }
+    public void dummy() {
+
+    }
+
+    public void replace(int n, String oldString, String replaceString) {
+
+    }
+    public void replace() {
+
+    }
+
+    public void del(int n) {
+
+    }
+    public void del() {
+
+    }
+
+
 }