func_code_string: #include <bits/stdc++.h>   bool isVowel(char c) {     return (c ==  a  || c ==  e  || c ==  i  || c ==  o  || c ==  u  ||             c ==  A  || c ==  E  || c ==  I  || c ==  O  || c ==  U  ||             c ==  y  || c ==  Y );   };   int main() {     char word[100];     scanf( %s , word);     int i;     int length;     length = strlen(word);     for (i = 0; i < length; i++) {       if (!isVowel(word[i])) {         printf( .%c , tolower(word[i]));       }     }     return 0;   }   