/* 
 * Program to count vowels, consonants etc. 
 */
	
#include <stdio.h>

/* Entry point to program */
int main() 
{
	char line[80];
	int vowels, consonants, digits, spaces;
	int i;
	int lower = 0;
	int upper = 0;
	vowels = consonants = digits = spaces = 0;
	
	printf("Enter a line of string: ");
	fgets(line, sizeof(line), stdin);

	for (i = 0; line[i] != '\0'; ++i) 
	{
		lower = 0;
		if (line[i] == 'a' || line[i] == 'e' || line[i] == 'i' || line[i] == 'o' || line[i] == 'u' || line[i] == 'y')
		{
			lower = 1;
		}	 
		
		upper = 0;
		if (line[i] == 'A' || line[i] == 'E' || line[i] == 'I' || line[i] == 'O' || line[i] == 'U' || line[i] == 'Y')
		{
			upper = 1;
		}
	 
		if (lower == 1 || upper == 1)	
		{
			++vowels;
		} 
		else if ((line[i] >= 'a' && line[i] <= 'z') || (line[i] >= 'A' && line[i] <= 'Z')) 
		{
			++consonants;
		} 
		else if (line[i] >= '0' && line[i] <= '9') 
		{
			++digits;
		}
		else if (line[i] == ' ') 
		{
			++spaces;
		}
	}
	
	printf("Vowels: %d", vowels);
	printf("\nConsonants: %d", consonants);
	printf("\nDigits: %d", digits);
	printf("\nWhite spaces: %d", spaces);
	
	return 0;
}