/**/

#include <stdio.h>
#include <string.h>

#define LINE_LEN 22
int main() {

	char string[LINE_LEN];
	int i,count,len;
	count=0;//
	printf("Please enter a string > ");
	fgets(string,LINE_LEN-2,stdin);

	string[strlen(string)-1]='\0';//
	len =strlen(string);
	//
	for (i=0;i<len;i++){
		if (string[i]=='a'||string[i]=='e'||string[i]=='i'||string[i]=='o'||string[i]=='u'||string[i]=='y')
		count++;
	}
	printf("The number of syllables is %d.\n", count);
	
	return 0;
}