adding old solved challenges

AnagramPeriod/AnagramPeriod.java

@@ -0,0 +1,12 @@
+
+public class AnagramPeriod {
+
+  public static void main(String[] args) {
+    getAnagramPeriod("ababbaab");
+  }
+
+  private static void getAnagramPeriod(String input_str) {
+    int n = input_str.length();
+    System.out.println(n);
+  }
+}