Minimize the given string

Author: manjunatha

Diff for: datastructure/string/EncryptString.java

@@ -0,0 +1,29 @@
+package datastructure.string;
+
+/**
+ * Minimize the string
+ * @author Manjunath Asundi
+ */
+public class EncryptString {
+
+    public static String encryptStringUtil(String string) {
+        StringBuilder encryptedString = new StringBuilder();
+        int j;
+        for (int i = 0; i < string.length(); i = j) {
+            j = i + 1;
+            while (j < string.length() && string.charAt(i) == string.charAt(j))
+                j++;
+            if ((j - i) > 1)
+                encryptedString.append("" + (j - i) + string.charAt(i));
+            else
+                encryptedString.append("" + string.charAt(i));
+        }
+        return encryptedString.toString();
+    }
+
+    public static void main(String[] args) {
+        String string = "aaaaaaaaaabbbcccbbaaabc";
+        System.out.println("Input String: " + string);
+        System.out.println("Output String: " + encryptStringUtil(string));
+    }
+}