Finding the Vowels and the Letter Count in a Sentence

#include

void main()

{

int x,count=0,a=0,e=0,i=0,o=0,sp=0,u=0,total=0;
char str[1000];

printf("Enter a Word : ");
gets(str);

for(x=0;str[x]!=0;x++)
{

switch (str[x])
{
case ' ': sp++;break;
case 'a': a++; break;
case 'e': e++; break;
case 'i': i++; break;
case 'o': o++; break;
case 'u': u++; break;
default: count++;
}

total=a+e+i+o+u+count;
}

printf("\nSpaces count: %d",sp);
printf("\nNumber of a's %d",a);
printf("\nNumber of e's %d",e);
printf("\nNumber of i's %d",i);
printf("\nNumber of o's %d",o);
printf("\nNumber of u's %d",u);
printf("\nNumber of letterss %d",total);



}