String str1 = "sYo uni"; String str2 = "nisYou"; str1 = str1.replaceAll("\\s", "").toLowerCase(); str2 = str2.replaceAll("\\s", "").toLowerCase(); char[] arr1 = str1.toCharArray(); char[] arr2 = str2.toCharArray(); Arrays.sort(arr1); Arrays.sort(arr2); if (Arrays.equals(arr1, arr2)) System.out.println("Anagram"); else System.out.println("Non Anagram");