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diff --git a/src/main/kotlin/other/PalindromeAdvanced.kt b/src/main/kotlin/other/PalindromeAdvanced.kt
new file mode 100644
index 0000000..7a72ee5
--- /dev/null
+++ b/src/main/kotlin/other/PalindromeAdvanced.kt
@@ -0,0 +1,34 @@
+package other
+
+/**
+ * Algorithm for checking a string for a palindrome
+ *
+ */
+
+class PalindromeAdvanced(private val text: String) {
+
+    /**
+     * checks a string for a palindrome
+     *
+     * @return returns true if the string is a palindrome
+     */
+    fun isYes() : Boolean {
+        if (text.length <= 1) {
+            return true
+        }
+        for (i in 0 until text.length / 2) {
+            if (text[i] != text[text.length - 1 - i]) {
+                return false
+            }
+        }
+        return true
+    }
+
+    /**
+     * checks if a string is not a palindrome
+     *
+     * @return returns true if the string is not a palindrome
+     */
+    fun isNot() = !isYes()
+
+}
\ No newline at end of file
diff --git a/src/test/kotlin/other/PalindromeAdvancedTest.kt b/src/test/kotlin/other/PalindromeAdvancedTest.kt
new file mode 100644
index 0000000..5181be1
--- /dev/null
+++ b/src/test/kotlin/other/PalindromeAdvancedTest.kt
@@ -0,0 +1,40 @@
+package other
+
+import org.junit.Test
+import org.junit.jupiter.api.Assertions.*
+
+class PalindromeAdvancedTest {
+
+    @Test
+    fun test_empty_string() {
+        val text1 = ""
+        assertEquals(PalindromeAdvanced(text1).isYes(), true)
+    }
+
+    @Test
+    fun test_one_length() {
+        val text1 = "a"
+        assertEquals(PalindromeAdvanced(text1).isYes(), true)
+    }
+
+    @Test
+    fun test_is_palindrome() {
+        val text1 = "tenet"
+        assertEquals(PalindromeAdvanced(text1).isYes(), true)
+
+        val text2 = "friend"
+        assertEquals(PalindromeAdvanced(text2).isYes(), false)
+    }
+
+    @Test
+    fun test_is_not_palindrome() {
+        val text1 = "white"
+        assertEquals(PalindromeAdvanced(text1).isNot(), true)
+
+        val text2 = "tenet"
+        assertEquals(PalindromeAdvanced(text2).isNot(), false)
+    }
+
+}
+
+
diff --git a/src/test/kotlin/other/PalindromeTest.kt b/src/test/kotlin/other/PalindromeTest.kt
index ad692a2..e89c85c 100644
--- a/src/test/kotlin/other/PalindromeTest.kt
+++ b/src/test/kotlin/other/PalindromeTest.kt
@@ -1,10 +1,23 @@
 package other
 
 import org.junit.Test
+import org.junit.jupiter.api.Assertions
 import org.junit.jupiter.api.Assertions.*
 
 internal class PalindromeTest {
 
+    @Test
+    fun test_empty_string() {
+        val text1 = ""
+        assertEquals(Palindrome(text1).isYes(), true)
+    }
+
+    @Test
+    fun test_one_length() {
+        val text1 = "a"
+        assertEquals(Palindrome(text1).isYes(), true)
+    }
+
     @Test
     fun test_is_palindrome() {
         val text1 = "tenet"