#include 
#include 
void main()
{
 int a=0,e=0,i=0,o=0,u=0,sum=0;
 char c;
 clrscr();
 printf("Enter string:- ");
 printf("
String will be terminated if you press Ctrl-Z & then ENTER.");
 printf("
STRING:- ");
 while ((c=getchar())!=EOF)
 {
 if (c=='a'||c=='A')
 a=a+1;
 if (c=='e'||c=='E')
 e=e+1;
 if (c=='i'||c=='I')
 i=i+1;
 if (c=='o'||c=='O')
 o=o+1;
 if (c=='u'||c=='U')
 u=u+1;
 }
 sum=a+e+i+o+u;
 printf("
Frequency of vowel 'a' is %d.",a);
 printf("
Frequency of vowel 'e' is %d.",e);
 printf("
Frequency of vowel 'i' is %d.",i);
 printf("
Frequency of vowel 'o' is %d.",o);
 printf("
Frequency of vowel 'u' is %d.",u);
 printf("
Total no. of vowels in the text is %d.",sum);
 printf("
			HAVE A NICE DAY! BYE.");
 getch();
}