Vowels in string

By: adarshsojitra on 15:30

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#include<stdio.h>
#include<conio.h>
#include<string.h>
main()
{
        int vowels=0,i;
char str[200];
clrscr();
printf("Enter String: ");
gets(str);
for(i=0;i<=strlen(str);i++)
{
if(str[i]=='A'||str[i]=='a')
{
vowels++;
}
if(str[i]=='E'||str[i]=='e')
{
vowels++;
}
if(str[i]=='I'||str[i]=='i')
{
vowels++;
}
if(str[i]=='O'||str[i]=='o')
{
vowels++;
}
if(str[i]=='U'||str[i]=='u')
{
vowels++;
}
}
printf("\nTotal number of vowels in this string are %d",vowels);
getch();
}