📄️ introduction
this class for magic string only
📄️ fibbonaci
this method for print deret fibbonaci
📄️ kabisat checker
this method for check tahun kabisat
📄️ palindrome checker
this method for check word has palindrom or no
📄️ remove non vowel
this method for remove character non vowel or non vocal
📄️ remove vowel
this method for remove character vowel or vocal
📄️ start triangle
this method for print triangle start