/**********************************************************************
C Program to calculate frequency of vowels in a string
**********************************************************************/
#include <stdio.h>
#include <conio.h>
void main()
{
int a=0,e=0,i=0,o=0,u=0,sum=0;
char c;
printf("Enter string:- ");
printf("\nString will be terminated if you press Ctrl-Z & then ENTER.");
printf("\nSTRING:- ");
while ((c=getchar())!=EOF)
...
