By the vowel letters in the Latin alphabet are the letters \textbf{A}, \textbf{E}, \textbf{I}, \textbf{O}, \textbf{U} and \textbf{Y}. The remaining letters are consonants. Write a program counting the number of vowels in the text. \InputFile In the input file contains one line of text, consisting only of capital Latin letters and spaces. The string length does not exceed \textbf{100} characters. \OutputFile In the output file output one integer - the number of vowels in the input text.