#include <stdio.h> #include <conio.h> void main(){ int chasc,i,cnt=0; char ch,str[40]=\"\"; clrscr(); printf(\"*****Vowels Demo*****\\n\\n\"); printf(\"enter string : \"); scanf(\"%[^\\n]s\",str); for(i=0;str[i]!=\'\\0\';i++) { chasc = str[i]; switch(chasc){ case \'a\' : case \'A\' : case \'e\' : case \'E\' : case \'i\' : case \'I\' : case \'o\' : case \'O\' : case \'u\' : case \'U\' : cnt++; } } printf(\"\\nTotal number of vowels is %d\",cnt); getch(); }